Stuff You Should Know

The Philadelphia Experiment is a bad movie from the 1980s, and also the conpiracy theory that refuses to die, despite virtually zero evidence of its occurance. Learn all about this strange non-event in this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Hi, SYSK fans! We know you love our podcast and we think you'll love this new show from iHeartMedia and actress Minnie Driver, Minnie Questions. The best part? Our very own Chuck Bryant is featured on episode 2 now available on the iHeartRadio app. Check out this trailer with a snippet into Minnie's conversation with Chuck! About Minnie Questions: Minnie Driver questions everything... and her acclaim as an actor and musician is undoubtedly rooted in her enraptured observations of the world around her. Now, Minnie sits down with experts and trailblazers across disciplines and asks them the same seven mini questions, showing even small questions can uncover larger truths about happiness, failure, love, loss, and belonging. In interviewing a range of characters, Minnie questions... how are we the same? How are we different? How do we become who we are? Minnie questions... because it is the questions we ask that help us understand the world around us, and ourselves. Listen to Minnie Questions on the iHeartRadio app or wherever you get your podcasts! Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

The orbits hundreds to thousands of miles above Earth are littered with garbage. Space garbage, sure, but it’s still garbage. Littering in space is bad enough but it poses practical problems too – like space junk crashing into satellites or astronauts. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Are we finally at the place where we can make cell phone calls on airplanes? PLEASE NO! Listen in to find out. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Biophilic design is all about bringing the outside in. But it's also much more than that. Open your windows and have a listen! Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

People have been burning fires on cliffs as long as other people have used boats, but after the Age of Exploration, lighthouses took their unmistakable form and the great stories of the people who kept the lights around the world began. Learn all about them in this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

In 1947 the port town of Texas City, Texas became the site of the largest industrial disaster in American history. An enormous explosion blew ships out of the water, created a tidal wave that flooded the town, and killed hundreds of people instantly. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

In the 1970s big news was made when some underwater artifacts were found in a bay by Rio de Janeiro that would have rewritten history. Then it just kind of petered out. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

If you think parrots are simply mimics that fly, you're wrong. Tune in and learn about these colorful friends today. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

There is a way to not only sustainably get rid of our household waste, but also produce enough energy from it to power the process and even create electricity for the grid. The future is here. Learn all about it in this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Listen in and learn all about the fascinating history of everybody's favorite pastime... karaoke! Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Today we break down the history of everyone's favorite home invader, the tooth fairy. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Dragons are like mermaids in that they're not real. And that's about where the comparison ends. Learn all about dragons today. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Mermaids aren't real. That much we know. But the history and lore of these magical and sometimes menacing creatures of the sea is pretty interesting stuff. Learn all about these half women/half fish in this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

The United States is one of only 28 countries in the world that doesn’t have equal protection for women under the law enshrined in its constitution. There was a moment in the 70s where it came very close, but then the conservative movement was born. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

A bridge at the town of Dumbarton in Scotland has a terrible reputation as a site where dogs inexplicably leap to their death on the rocks 50 feet below. There is no shortage of theories why, but none fully explain it. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

In the 1990s we thought we’d identified the root cause of aging: nasty molecules called free radicals that wreaked havoc on our cells. Even better, we’d figured out how to counteract them with loads of antioxidants. Then science started raising questions. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

From prehistoric logs across streams to the 102-mile Kunshan Grand Bridge, nature works ceaselessly to take down spans. In this classic episode, learn about the fascinating ins and outs of bridge design and building and the mind-boggling challenges structural engineers face. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Bruce Lee may have introduced more Westerners to Asian culture than any person in history. And, because he died young just as he became an international superstar, he’s become a legend. Josh and Chuck try to uncover the man underneath. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

In 1945, residents of a Liverpool neighborhood found a desiccated body in a long cylinder they’d been using for years using as a bench. It launched a mystery that’s still alive today. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

The human population is expected to increase by a couple billion people in the next 30 years and those who are paying attention are wondering exactly how we’ll feed all those extra mouths. Will going high tech or getting back to nature save us? Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Born and raised in South America, chilis were the earliest crop domesticated in the continent and among the first items brought back to Europe by Columbus. Today people are really, really into them. Find out all about 'em in this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Geologists and biologists have recently realized that the planet’s oceans and coasts are littered with a unique type of ecosystem called blue holes, submerged sinkholes that were once dry caves. They are turning out to be weird and amazing places. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

As part of Black History Month, we wanted to share the little known story of the Freedom House Ambulance Service. Listen in to learn all about this seminal group of EMTs. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

In 2014, a young German man walked into an airport in Bulgaria with a flight booked, then suddenly ran out leaving all his posessions behind, never to be heard from again. This is the story of Lars Mittank. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Between 2007 and 2016, 17 disembodied feet - still wearing shoes - have washed ashore between Washington and British Columbia. What's behind the sudden influx of Vancouver's mystery feet? Find out in this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Owning a home in the US is a way to pass wealth down from one generation to the next and lift families into a comfortable life down the road. But three have been barriers to buying homes that Black Americans have faced from the time of slavery to today. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

California is a pretty cool name. And the story about where it came from is even cooler. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Sacagawea was only 16 when she joined the Corps of Discovery. That is one seriously impressive teenager. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Despite tons of people using cotton swabs each day to clean the earwax from their ears, cerumen (as earwax is clinically known) is actually quite beneficial to the health of your ears - and even kind of ingenious as your body's defense goes. Learn more in this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

The NAACP has long been one of the most robust and effective non-profits in the USA. And while it has faded a bit from its glory days, it still remains a vital cog in the battle for equality. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

In 1986 Cleveland released more than a million helium balloons at once! It didn’t go at all according to plan! Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

You know Groundhog Day – the holiday on February 2 when you wake up and have to go through the same day over and over again. It turns out the holiday has deep roots in a pagan past, and has survived in a surprisingly similar form. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Cultures around the world over the years have been inspired by, then repulsed, then inspired by maggots' ability to heal persistent wounds. We are in an inspired-by phase right now. Learn more in this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Humans have been stealing energy from flowing water for at least two thousand years. It wasn’t until the advent of electricity that things really got cookin’. All we need to do now is to work out the harmful environmental impacts of this green energy. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

How black is vantablack? About as black as you could imagine. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

The history of the KKK is rooted in hatred and racism, and it still is today. Learn all about these loathsome rednecks today. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

After newsreels captured the Hindenburg erupting in fire in 1937, the promising development of airship aviation was cut short. Today companies and militaries are taking another look at blimps and the unique qualities that may revive them. Learn all about it in this classic episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

In 2010 an eccentric art dealer hid a treasure chest with $2 million in valuables somewhere in the Rocky Mountains and published a poem with clues on where to find it. Hence began the most famous treasure hunt in modern times. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

If you think Necco Wafers are the most disgusting candy on the planet, you are not alone. But it turns out there’s a rich history behind those chalky discs that make them fascinating, if horrible. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Michelin Guide is an institution. But why does the famous tire manufacturer even put this restaurant guide out? Listen in to find out. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It was America's most famous family feud, but the history of the Hatfields vs the McCoys is fraught with bias and inaccuracies. Dig into a disagreement in 19th-century Appalachia that became a very big deal around the world, in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you took our advice and looked up baby beavers a few episodes back, you probably found them sooooo cute you couldn’t stand it. Or you just wanted to eat them up, which is weird if you think about it. Friend, prepare for the science on that! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Should you be afraid of these creepy little creatures you find in your basement? Only one way to find out. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What is Hell? It's complicated and depends on which religion you're talking about. We dive into this fiery mess and do our best to explain it. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Skateboarding started out as something bored surfers did when the waves weren't breaking, but after a few improvements to the design, it took off like a rocket to become its own cultural phenomenon. Come gleam the cube with Josh and Chuck as you ollie over this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Orville and Wilbur Wright were not trained professionals, but they were rigorous experimenters who ended up changing the world. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Have you ever noticed sometimes theaters – we mean, theatres – oh, forget it – places where you see movies or plays – are sometimes spelled two different ways? You can thank Noah Webster, author of the first American dictionary, for that. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did you know space has weather? It’s true! In our solar system, tons – literal tons – of highly charged gas and magnetized particles spew from the surface constantly, causing all sorts of weird stuff here on Earth. So far, nothing too bad has happened. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What began as a challenge to an oil engineer to make a terrible singer into a pitch-perfect one, Auto-Tune has become a ubiquitous (and, to many, obnoxious) part of the musical soundscape. Learn more in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Eiffel Tower is one of the top destinations on Planet Earth. It turns out to be a pretty cool feat of engineering as well. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Turns out we have little kids from the 19th century, the Three Stooges, and an odd musical composer named Arthur Fields to thank for pig latin. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1919 a brilliant Russian scientist accidentally stumbled onto the first electronic musical instrument in history – the theremin – which you play not by strings, keys, or even percussion, but by moving your hand in the air around it. Prepare to science! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Since sugar spread from Polynesia a few thousand years ago, the world has been crazy for it. Insanely high prices, wars and even slavery couldn't undo world's need for a sugar fix. Today that fix is responsible for the obesity epidemic facing the West. Learn all about it in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It's here again! Our annual ad-free holiday spectacular. So pour up a hot toddy, throw a log on the fire and listen with the whole family! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What started out as a tradition among Jewish people on the Lower East Side at the turn of the last century has become a full-blown American holiday custom. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Buffets are every kid’s dream – until they grow up enough to realize how gross communal spreads of food shared with strangers actually are. Then the dream is dashed, for most of us at least. Learn about the golden age of buffets and more right here! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Long ago, in a galaxy not so far away, George Lucas allowed the Star Wars Holiday Special to be made. What happened on the night of November 17, 1978 can never be fully explained, but we make our best effort in our annual special edition of SYSK. May the force be with us all. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Humans have been using a form of aspirin for pain relief since at least the Sumerians. But in recent years we’ve come to learn the wonder drug is indeed awe-inspiring, from preventing heart attacks to possibly protecting humans from cancer. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The way we deal with our dead has changed a lot over the past 50 years. Learn all about it in 12-15 minutes right here. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Joseph Merrick was known as The Elephant Man because of his suffering from what we now know was Proteus Synrome. Learn all about this brave man in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

After a night of heavy boozing, many partygoers find themselves the victim of a hangover. But what exactly is a hangover, and what causes it? Join Chuck and Josh as they break down the science behind hangovers -- and how to avoid them, in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Everyone knows who Frank Lloyd Wright is, but did you know there was a grisly massacre at his home in 1914? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Cramming is no way to study. Learn why in today's short stuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Class action lawsuits seem a little odd – a bunch of people get together for a sue-fest against somebody – but in the legal world they’re a practical way of handing huge wrongs. And! They keep justice just in their way. Learn all about them today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Since the age of Descartes, science has put all of its eggs in the basket of determinism, the idea that with accurate enough measurements any aspect of the universe could be predicted. But the universe, it turns out, is not so tidy. Explore the final frontier with Josh and Chuck in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did you know that Richard Nixon had a FBI case file open on Beatle John Lennon? Well he did! Why? Listen in to find out. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Pimento cheese was originally nothing like it is now: It was mass produced, it was made from cream cheese and it was conceived in New York. Today it’s something much better, thanks to the South! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Surprisingly, Cabbage Patch Kids have turned up on SYSK almost as much as the Nazis or Seinfeld. It’s finally time to dive all the way into CPKs, from their controversial origins to the Christmas craze of ‘83 to their alter egos, Garbage Pail Kids. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Legend has it that tea was discovered by a curious Chinese emperor after leaves blew into his boiled water. Now tea is the second only to water in popularity worldwide. And despite the varieties of tea, they all come from a single species of plant. Learn all about it in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Turkeys are a very interesting bird as it turns out. Which may be why many people are leaving it off their Thanksgiving table this year. Learn all about them right now! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Ever noticed how eyes in a painting sometimes follow you around the room? It’s weird! But it’s also fully explainable and Josh and Chuck do just that here. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Patty Hearst was a young heiress living a quiet life studying art history at college when one Monday evening her home was invaded, she was kidnapped, and her life took a totally unforeseen turn that she would have trouble explaining for years to come. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Along with the hole in the ozone layer, acid rain was one of the first international environmental threats. It's fallen to the wayside in the face of climate change, but we have yet to lick it. Join Chuck and Josh as they revive the 80s drumbeat in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

On Halloween 1938 young radio star Orson Welles scared the pants off of America with a fictional news bulletin claiming Martians had landed and were destroying the country. People across the nation ran wild with panic in the streets – or did they? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We know squirrels hide nuts. But it's actually more complex a system than you think. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In recent decades we’ve come to understand that there’s a lot more to pain than: touch hot stove/feel burning hand. Pain is a far more sophisticated experience and, unfortunately, a system that can often go haywire, with terrible effects. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

America is named after Amerigo Vespucci, right? Maybe not. And who named Australia? Find out the unusually uncertain origins of the continents and other interesting stuff in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For almost a century, Macy’s department store has kicked off the holidays in America with a grand parade. And when you march thousands of clowns, lip synching celebrities, bands, and giant balloons and march them through New York things get remarkable. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Plastic flamingos started out as innocent yard art, transformed into folk art, and have become a (kind of mean) symbol of high campiness. There’s a lot to this particular plastic yard art. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Bay of Pigs is one of the blackest of eyes on American foreign policy. Learn all about this dark spot of American history today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The spectacular eruptions of steam and water we call geysers are only the tip of the proverbial iceberg, the result of thousands of years of specific natural conditions and physical processes. Learn the Stuff You Should Know about geysers in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When Fort Knox was built in the 1930s to house America’s gold supply, it was billed as an impenetrable, impregnable, don’t-even-think-of-trying vault. But as the world has moved further away from gold, the stockpile’s lost a bit of its luster. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Have you ever wondered why we do so much scientific testing on fruit flies? Turns out they make better models for humans than you’d think. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Roberto Clemente was what’s called a “complete” baseball player – he could hit, run and, man could he throw, so it’s no surprise he was made a Hall of Famer. But he was also a humanitarian, a civil rights icon, and a fiercely proud son of Puerto Rico. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

According to a 2009 poll, more Americans believe in ghosts than don't. But what are ghosts exactly? If they do exist, what are they made of and why are they hanging around? In this classic episode airing for Halloween, Josh and Chuck explore both sides of the divide between belief and skepticism on the topic of ghosts and look at some pretty cool explanations for hauntings. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s that time of year again! So turn down the lights, pull the sheets over your eyes and prepare to be thrilled and frightened with two great Halloween stories from Philip K. Dick and M.R. James. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For at least sixty years a mysterious person (or persons) showed up at Edgar Allen Poe’s grave to toast the master on his birthday. No one ever found out who this legendary figure was. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In America, we've treated our senior citizens in very different ways over the years. Tune in to hear about how we've tackled compassionate care. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Hey, SYSK listeners! We wanted to make sure you heard Chuck on iHeartRadio’s Why I’m Voting podcast. Check it out and don’t forget to vote on November 3rd!  If you want to change, preserve, or build a better America, there’s one easy way to make your voice heard: Vote. This year, iHeartRadio is teaming up with over 20 incredible celebrities (plus a handful of our most popular podcasters) to get the country excited to go vote, broadcasting the personal, emotional and heartfelt stories behind why showing up to the ballot box means so much-- not just as individuals, but for our entire nation. Thank you to our partners AXE, Knorr® & Seventh Generation Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you want to control the masses, control what they read. After all, books are seeds that germinate new points of view. As a result, the struggle against banning books is contentious and continual. Learn more about banning books in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Beavers are in fact, very busy. They're builders and solid family members, husbands and wives. Learn all about N America's largest rodent today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Do you have to disclose the notion that your house may be haunted upon sale? Listen in to find out. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Voter suppression in the USA is as old as voting itself. Listen in to hear about 10 ways we stifle the vote. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sushi grew out of a way to ferment fish a couple thousand years ago and in the late 20th century began to take the world by storm. What began as traditional, rigid food has come to evolve with new delicious innovations being added to the original canon. Learn all about it in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We love animals. A lot. Especially underrated ones like the darling porcupine. Listen in today to learn all about these stabby little boogers. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We love to keep up with the current terminology for groups of people. Learn about the origin of Latinx today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Without wind tunnels we may not have airplanes right now. Early aviationists built them to puzzle out how to get and stay airborne. But wind tunnels are used for so much more than flight – from microchips to wind turbines. Enjoy this breezy episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For centuries North American tribes have told stories of a hairy wild giant in the wilderness, and once Europeans arrived they claimed to see it, too. Chuck and Josh examine the claims of believers and the rebuttals of skeptics in this evenhanded episode from the SYSK archives. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Was the printing press a big deal? You bet it was. One of the biggest. Learn all about the early history of printing today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

After RBG passed away she had the honor of lying in state. Who decides this? Listen and you'll know. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Swing states are all the rage once again this election season, but the makeup has changed a bit. Learn all about what makes a swing state a swing state right now. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When you vote in an American presidential election, you're not voting for your candidate - you're voting for a group of people you hope will in turn vote for your candidate. Listen in to learn more about the strange process for electing the president, in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The advent of nuclear weapons and the Cold War kicked off a craze in the US for building rec rooms with foot-thick reinforced walls and outfitted with survival rations and board games. Would they work? Probably not. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s actually really strange that scratching your head is a widely understood sign that you’re puzzling over something. No one’s exactly sure why we do that, so interesting theories abound! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

After reaching their peak, conjugal prison visits are all but gone in the U.S. Learn all about these frisky visits in today's episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Rabies may have gotten a lot of attention in the U.S. in the 70s and 80s, but it's still an issue in developing countries. Learn all about this nasty virus in this classic episode. And stay away from raccoons and bats.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

By longstanding listener request, we look at how Hawaii was basically stolen by the United States in the 19th century. Rather than reverse this bit of geopolitical fraud, the US ended up making Hawaii a state instead. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Petticoat rulers were women who ran the show long before anyone thought they could. We’re talking mayors and entire city councils comprised of women in the Old West. What happened since then? Listen to find out. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sweepstakes were invented as marketing tools to drum up interest for a product or sales. But winning them can be fun and as they’ve proliferated an entire subculture of people who enter hundreds of them a day. Enter the fascinating world of sweepstakes today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

White-collar crime often involves fraud and other nonviolent acts. For most people, the term "white-collar crime" conjures up images of CEOs conniving their way to fortune. But what is it, really? Listen in as Josh and Chuck break down the facts in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Election polling had a pretty good rep until 2016. But it turns out they weren't far off even then. It's really the media driving the narrative. Learn all about how election polling works today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Most people don't realize that around a quarter of the cowboys found in the Old West during the golden age cattle driving were African American. Let's meet some of them, shall we? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Origami is an amazing art that consists of making folds in paper to create something beautiful. Learn all about it today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Despite our lengthy history of evacuating our bowels and bladders, it wasn’t until the relatively recent 1940s that we began to construct portable, self-contained toilets to accept our waste. Dive into the world of porta-potties in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s time to get jazzed up for some Earth science of the waterlogged variety. Join Chuck and Josh as they tour some of the most interesting ecosystems on the planet and learn why we need to stop destroying them post haste. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What does Barbra Streisand have to do with the internet? Listen and learn! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Frances Perkins was an incredibly influential American yet is virtually unknown. What did she do? A lot! For instance, Social Security was her brainchild. And that's just the tip of the old iceberg. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Entire TV shows are dedicated to them and Americans love to watch a live one, but police chases aren't as routine as they seem. While police assert chases are important tools, critics say cops engage in chases too often and too easily. Learn all about the what, how, and why in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When Tara Calico mysteriously vanished in 1988, suspected to be the victim of foul play, her case may have gotten lost with the countless other missing person cases in the US, were it not for the discovery of an alarming Polaroid photo in a parking lot 1500 miles away. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We're back with another handful of phrase origins. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1962, three ordinary criminals transcended into folk heroes when they crawled out of their cells in Alcatraz Federal Penitentiary took to the water in a homemade raft and were never heard from again. Could they have possibly survived? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In this classic episode of Stuff You Should Know, Josh and Chuck dive into the world of polyamory. Turns out polyamorists aren't aren't weirdos and deviants, they're just regular folks looking for love from more than one person. Learn all you ever needed to know about this unique, but not so modern arrangement. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Blacksmiths? You got that right. Learn all about this age old occupation in today's episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Join Chuck and Josh as they learn that one of the great childhood truths – that carrots help you see better in the dark was totally made up! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Unless you have an arcane disorder from a lesion on a very specific spot on our medulla, the chances are you sneeze. Turns out most animals do it, even lizards! Learn the whys and hows of this most interesting involuntary reflex. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Almost three percent of Americans suffer from a debilitating disorder that causes them to suffer intense fear seemingly without reason and science hasn’t yet figured out what causes it. Join Josh and Chuck in this classic episode as they get to the bottom of panic attacks. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Chuck and Josh dive into the wacky world of 800 and 900 phone numbers. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In addition to all the lousy things that’s come out of the Coronavirus pandemic, the U.S. is also experiencing a coin shortage thanks to a stalled-out economic system that normally circulates coins. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There’s a movement afoot that says we should all stop thinking about our weight and just enjoy food. No, it doesn’t help you lose weight…No, it’s not a diet…No, - just listen to the episode, okay? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If it was possible to take a full scan of all of the DNA of every cell in and on your body the results would be startling: Only 1 percent would be human. The other 99 percent comprises all of the bacteria, fungi, viruses and other microbes you literally cannot live without. Learn more in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Back in the pre-pandemic days we had a sporting event called The Olympic Games. And at those games there was an opening ceremony that featured the lighting of a cauldron from a torch. Let's chat about that, eh? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Our old pal Bill Gates is back for a very special short stuff where we talk all about Covid vaccines and therapeutics. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Pirate radio started out in England as a way to sidestep the regulations of Big Radio. While outlawed, it still exists today in the UK and America. Learn all about it today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When Michael Jackson debuted the moonwalk in 1983 the world was enrapt. The dance goes back farther, to the 1930s, and pops up again in the 50s, before reappearing via mimes and West Coast poppers in the 70s. Follow the circuitous route of an iconic move in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Playing miniature golf is a very fun thing to do and, you’re about to find, learning about its origin and history is very fun as well. Join Josh and Chuck as they tee off on the mini golf story! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Who doesn't love a good puzzle? Tune in to learn a few facts and figures about jigsaw puzzles right now. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Wasps have a bad rap. Because their sting really hurts and they don't make honey like their cousins. But they are super cool and you shouldn't kill them. Listen and learn! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sometimes providence smiles on historians. Thus is the case with the Rosetta stone, an ancient Egyptian tablet that served as the key for unlocking hieroglyphics, lost to time for a millennia. In this classic episode, learn about the international intrigue, rivalry to translate it and the luck that led to the founding of Egyptology. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Soap is a miraculous substance – and mysterious too: we have no idea how humans first figured out to make it. We lived with soap for millennia before we thought to use it to wash ourselves with it, but once we did a love affair with cleanliness was born. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Habsburg Jaw is the result of inbreeding. But what is it? Click play and learn! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Hurricanes are perhaps the most destructive force of nature we have to deal with here on Earth. When a mind-boggling number of factors all fall into place just right, the outcome can be an enormous system of storms that is as awesome as it is powerful. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Lobbying is an entrenched part of American politics and one that many people think is breaking government. But petitioning the government is protected in the Constitution. How can this system be fixed? join Josh and Chuck as they explore the topic in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Today we deep dive on mobile phones, wonders of the modern world! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sure, together Young Guns and Young Guns II form an exhaustive biography of Billy the Kid’s life. But did you know they also contain misleading information? Billy the Kid may not have lived to 100 under an alias after all! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For more than half of the 20th century parents in the industrialized world were freaked out by an unseen waster of youth, the poliovirus. It spread easily and could paralyze children for life or even kill them. Its effects were so horrible that humanity set about ridding if from the Earth. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you've ever seen a flea circus, then count yourself among the few. It's a dying art, but back in the day they thrilled and delighted young and old alike. Learn all about the tiny big tops in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The robber barons were not a group of evil super villains. OR WERE THEY? Learn all about these titans of industry from the Gilded Age in today's episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

An old coal mine in Pennsylvania caught fire one day in the 60s and it’s been burning ever since. What’s crazy is this happens all the time. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The 1920s were just absolutely nuts. People got into weird fads really intensely and one of the strangest of all was flagpole sitting. It’s just what it sounds like – sitting on top of a flagpole for as long as you can. One man sat above them all. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Well-planned landfills have only recently come into widespread use. Recently, waste managers have found that they work a little too well and now the landfill is being reinvented. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Essential oils are from plants and they can help the human body in a lot of ways. There are also many false medical claims. Learn all the ins and outs today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You know the at symbol? This thing: @? There’s a name for it, just not in English. We just call it the at symbol. But other countries – stand back! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The KGB was the notorious strong arm of the Kremlin. Run afoul and you died. Learn all about them today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Guessing is a weird thing. For millennia, it could have meant the difference between life and death. Now it's not as vital, but we still do it every day, whether behind the wheel of a car, or judging what another person might be feeling. In this classic episode, learn everything we know about the brain and how it manages this odd, very human act. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There is maybe nothing that sounds more boring than hearing two people talk about soil, but friend, prepare to be amazed at the details of what makes this amazing substance the life blood of Earth itself! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Why are some words funnier than others? Well, one man has sought to figure that out. We'll tell you all about him and his project in today's episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Researchers have noticed that as incidence of anger increases so too has teeth grinding, known clinically as bruxism. That’s a problem because when people grind their teeth, especially when they’re sleeping, they can wear them down to nubs. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There is a lot – A LOT – to juggling and Chuck and Josh go over the lion’s share of it in this classic episode. Delve into the deep history, physics, how-tos and different types of juggling in this surprisingly sweeping look at a putatively innocuous pastime. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Matcha is something else, healthy and delicious and all the rage. Learn all about this trendy beverage today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A gaggle of geese. A murder of crows. Nouns of assemblage are awesome and we talk about them for about 12 minutes in today's Short Stuff installment. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sure you know all about ultrasound. You can see pictures of little babies right there cozy in the womb just by waving a magic plastic stick over the mom’s tummy. And magic is basically right. Believe us. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

People often ask us how we do our research. We're not going to disclose all of our secrets, but we'll give you some tips on how to root out the bad studies from the good ones. Learn all about shady studies and reporting in this classic episode! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Haint Blue is a kind of robin's egg color that you might commonly find on porches of the low country of the Southeastern United States. But what does it have to do with ghouls and ghosts? Listen and learn! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Seven Countries Study was a fairly impressive, long-term study on the effects of fat in our diet, among other things. But it was very flawed and launched the misguided "War on fat." Learn all about today, then make up your own mind. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Who first decided that it would be a great idea to shoot flame at other people from a distance? Josh and Chuck talk about the (very) early origins, history and technology of the flamethrower in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There’s a persistent insistence that you can ingest a tapeworm and as the parasite hijacks a lot of the calories you eat, the pounds will fall right off. In theory this could be true, but it’s also extremely dangerous. And has anyone ever really done it? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Foie gras means “fatty liver” in French, which makes sense because it’s made from the overripe livers of force-fed ducks and geese.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In yet another testament to how amazingly great the 70s were, in 1975 the US started a program that tried to harness the powers of clairvoyance to remotely spy on the Soviet Union. Since clairvoyance doesn’t seem to exist, it wasn’t super successful. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Black Panther Party was a complex political movement that was unfairly painted as a militant group who hated white people. Far from it, they were actually men and women trying to affect change in their community. Their history is one of the more interesting American stories, from the early stages of policing the police to their community service efforts to their inevitable fall. Learn all about the Black Panther Party in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Tank Man. An indelible image burned in our brains. But what led to this extraordinary event? Chuck and Josh walk you through the days and weeks leading up to the massacre at Tiananmen Square, which is more of a cautionary tale than we realized. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The lake from one of the all-time great movies (search your feelings, you’ll find that it’s true) is turning into a dried up mudhole. Turns out it has some unusual features. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We've covered a lot of drugs in our history, and today we tackle heroin, one of the most dangerous of all. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s likely that without the invention of the pneumatic jackhammer, the Industrial Revolution wouldn’t have hummed along quite so smoothly. Certainly a lot more trains would go around mountains than through them. Learn about this essential tool in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Narcolepsy is one of those amazing rare disorders that everyone thinks they understand – people just fall asleep at random times, even in the middle of doing something. But there’s a lot more to it and – even better – we actually may be able to explain it. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There was a time when kids had to look out for flying darts that could pierce their skulls when they played in the backyard. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you didn’t already know how amazing hummingbirds are, prepare to learn. Not only do they count among their numbers the smallest bird species, they are also lightning fast and have the endurance of a marathoner and a telethoner put together. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Enlightenment stands as the moment the West withdrew from superstition and found its faith in reason. Did it shift too far? In this classic episode, learn about this massive shift in thinking which we are still sorting through and coming to understand today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Hi listeners, in case you haven't heard already, iHeartRadio just released a brand new podcast called Commencement: Speeches for the Class of 2020, where we collected speeches from notable folks all over and asked them to give their best advice, thoughts and words of wisdom to graduating seniors. In this episode of Commencement: Speeches for the Class of 2020, Josh Clark, co-host of the Stuff You Should Know podcast, divulges secrets to graduates that their parents and teachers may have neglected to tell them. If you'd like to hear the other speeches, including ones from John Legend, Bill & Melinda Gates, Tim Cook, Katie Couric, Ryan Seacrest, Abby Wambach, and more, just search "Commencement: Speeches for the Class of 2020" in your podcasting app of choice! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Bras are loved and hated, sometimes at the same time. But as difficult and restrictive as they can be, they rescued women from a much cruel contraption: corsets. The question remains, though, do women need bras at all? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did you know the little nursery rhyme is controversial? It’s true: Two towns in New England can barely stand to see one another on the map (kind of). Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Something spooky was born on the American frontier in the mid-19th century: the idea that people’s personalities survive death and that some gifted individuals can communicate with them. It developed into a religion that some still practice today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Hi listeners, in case you haven't heard already, iHeartRadio just released a brand new podcast called Commencement: Speeches for the Class of 2020, where we collected speeches from notable folks all over and asked them to give their best advice, thoughts and words of wisdom to graduating seniors. In this episode, our very own Chuck Bryant reminds graduates to not let this season define them, reminding them the world believes in their ability to craft a better future for themselves. If you'd like to hear the other speeches, including ones from John Legend, Bill & Melinda Gates, Tim Cook, Katie Couric, Ryan Seacrest, Abby Wambach, and more, just search "Commencement: Speeches for the Class of 2020" in your podcasting app of choice! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Creating fire was possibly the most important human discovery, but it's easy to take for granted. But. Josh and Chuck get to the bottom of the chemistry of fire in their quest to explain everything in the universe, in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

No food is more all-American than peanut butter – 80 percent of homes in the country have a jar of it in the pantry right now. And while the rest of the world might find peanut butter peculiar, maybe even gross, the rest of the world is wrong. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You know those terrible leg cramps that come out of nowhere? They may be named after a drunken baseball pitcher. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Herd immunity is an epidemiological concept that if enough people are inoculated against a disease the rest of us won’t get it. It’s been useful in holding back diseases like polio and measles, but we have vaccines for them. We don’t have one for Covid-19. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Entrances to the underworld have been places of wonder for eons, and humans have ventured into caves to sleep, hunt, create art and explore. Thanks to the hobby of caving, that tradition continues today. Get all this plus Chuck discussing his caving experience, in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The zipper may be the most unsung invention we humans have ever come up with. Prior to zippers, everyone walked around like idiots with nothing but buttons to hold their clothes together. The zipper changed all that. The zipper changed everything. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There was a glorious time in American history when circus sideshow performers lived together in a small town in Florida. Learn about the fascinating history of Gibtown today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Spartacus was a real dude. He led a slave revolt, and was pretty successful to boot. I'm Spartacus. You're Spartacus. We are all Spartacus. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A dog that knows exactly when its owners will arrive home every day seems to have a human perception of time, but in fact, they perceive time very differently than we do. Find out more about how dogs view time in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Agatha Christie was a great writer of murder mystery novels and is probably the best selling author of all time. Listen in today to learn her story. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Business in the front, you know the rest. Listen in as we discuss the lifestyle choice that is the mullet. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

An existential risk is a special kind of threat that are different from other types of risks in that if one of them ever befalls us, it would spell the permanent end of humanity. It just so happens we seem to be headed for just such a kind of catastrophe. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Back when this episode aired, the USPS was teetering on the edge of going under and there were a lot of plans on the table to save it. With the USPS again at risk now for different reasons, join Chuck and Josh as they explore the history and future of the postal service in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

As part of a super 70s push to get Earth to a seat at the table of the Galactic Federation (in case there is, in fact, such a thing), astronomer Carl Sagan oversaw an ambitious project to launch a compilation of Earth’s greatest hits into deep space. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Today Chuck and Josh take a shallow dive in the warm pool that is the NY Times Crossword Puzzle. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Today, Chuck and Josh dive into the funky, cool world of the classic TV show, Sooooooooul Train. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Yes, it's true: Unions have a shady mob-related past and were originally championed by anarchists. Born from medieval trade guilds, these organizations also helped grow the American economy, and not only protected but established workers' rights. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

All that gross stuff we humans put in the water that gets flushed down the sewers has to be taken back out before that water is reintroduced to the environment. That’s the ideal, and it’s essential to staving off the imbalance people bring to the planet. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s a typical human reaction: When you’re driving and you realize that you’re lost, you turn down the radio. On its face it makes no sense – or does it? (It does.) Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We all know the benefits of bidets. But with toilet paper in short supply, they're more important than ever before. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Dissociative Identity Disorder was known as multiple personality disorder until a case of mass hysteria brought on by the movie-mad public and unscrupulous psychiatrists led to a stigma over the term. Now psychiatry has gotten serious about the condition. Learn more in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Becoming the first licensed woman physician in America was tough, convincing male surgeons to wash their hands between patients was even tougher. Today Josh and Chuck pay tribute to a genuine pioneer in medicine and society. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the go-go 80s and 90s, American Airlines offered the AAirpass, a lifetime pass for unlimited first class travel. It was an amazing deal, but AA didn’t predict just how much some travelers would use it. They played with fire, they got burned. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

As if being murdering SOBs weren’t enough, the Nazis were also thieving rats. During WWII, they stole billons in gold from countries they overran and moved it to Germany. But at the end of the war, only part of it was recovered. Where’s the rest? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Perhaps you didn’t realize that when you search the web you’re only skimming the surface. In fact, the types of web pages that turn up in your search engine results represent only a mere fraction of the total web. Immerse yourself in the Deep web and its dark corners in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Student loans can be pretty complicated. Luckily Chuck and Josh are here to wade through the financial muck for you. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Today, Chuck and Josh dive into that scary number...666. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Chuck and Josh explore the age-old question: Should you train your dog by treating it like a living, feeling being or should you beat them up and break their spirit? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The world’s energy consumption is ruining the planet but for decades physicists have been working on what could solve the world’s energy and climate change woes for centuries to come – nuclear fusion. Learn about building stars on Earth in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We’re in the middle of an odd, tense time and Josh and Chuck are here to explain what’s going on and how to stay safe.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

One day in 1967, Sweden changed what side of the road its citizens drive on. It went surprisingly well, considering. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

An old idea – giving every resident of a country a set amount of money every month with no strings attached – became a hot item in Silicon Valley and on the 2020 campaign trail. Could it alleviate the impending job loss coming from automation? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Viruses are big jerks that invade regular cells and hold them hostage, making you sick while they're doing it. Learn everything you ever needed to know about viruses, including how the common cold works, in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We’ve already recorded an episode on The Muppets, but Jim Henson was such a neat guy we delved into him even further. Learn all about the man behind the Muppets who was so much more than just a master puppeteer in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Join Josh and Chuck live from Vancouver as they dive in to the ins and outs of one of the oldest businesses in the world – the bar! Learn about the history of bars, cocktails and the good people who put them together in new and amazing ways. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There’s nothing more boring than watching grass grow, which is why Josh and Chuck aren’t asking you to do that. Instead, you can learn about all sorts of neat things about grass - like how American became obsessed with perfect lawns - in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A lot of great thinkers are warning that if humans are to survive as a species we are going to have to find another planet to live on. Terraforming, or engineering a planet to maintain all of the ingredients to sustain life, seems to be the answer. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Rogue waves come out of nowhere and tower as much as 100 feet over hapless ships they encounter, breaking across the boat and frequently breaking the boat and its inhabitants. Investigate the mystery of rouge waves in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The legend of King Arthur is very old and very established. By the time the king who saved Britain and united it was first written about, his story was already hundreds of years old. And while many of the details of his life and adventures, from the Lady of the Lake to Merlin the Magician, seem fictional some archaeologists believe that Arthur -- and much of his life -- was real. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The soda we get instantly mixed at a fast-food joint owes a lot to a rich history going back to the Roman baths, that features drugs, diseases and explosions. Learn all about soda and soda fountains in this surprisingly interesting episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Other comedians cry on the inside, but Rodney Dangerfield built his entire act around his sad life. Get to know this legendary comic who was nearing 50 when he got his break. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Pinball was actually illegal until the 1970s in NY and other cities, hidden in the backs of pornography shops. The game was finally legalized, thanks to a Babe Ruth-style shot by the best player in the world. Learn all about it with Josh and Chuck. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Since sugar spread from Polynesia a few thousand years ago, the world has been crazy for it. Insanely high prices, wars and even slavery couldn't undo world's need for a sugar fix. Today that fix is responsible for the obesity epidemic facing the West. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The battle between Britain and Argentina over the rocky, cold Falkland Islands is one of the weirder wars in history. Learn all about it today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The American Pledge of Allegiance is much more interesting than you might think. Give us 12 minutes and we'll fill you in. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Today Chuck and Josh sit and converse on the simple, elegant chopstick.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Since more than 1 billion people have played it, you’re probably familiar with the board game Monopoly, but we bet you don’t know its secret origins as a left-wing socialist teaching tool. Join Josh and Chuck as they chase it down in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A few decades ago, some people who liked to climb mountains decided they wanted to make it even harder and ice climbing was born. If you think rock climbing is difficult, put on your base layer and join Josh and Chuck on the glacier. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the annals of American justice there is a 1977 case where the police were tipped off to the identity of a murderer by a woman who said she was possessed by the victim. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The coyote truly is wily. Even after a century-long attempt to drive them to extinction, this close relative of domesticated dogs not only hung onto survival, but actually doubled its range and expanded its population. Coyotes are here to stay. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

As of early 2013, only 161,00 metric tons of gold had been mined in the entire history of the world. Considering about 85 percent of it is recycled, there's a decent chance your jewelry may once have been part of an Incan headdress or Mycenaean face mask. Dive in to gold in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In true SYSK fashion, Josh and Chuck are late to the game. But never fear, they will still detail Mardi Gras in all its colorful glory.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We all use them! But did we always? NO!! Learn all about everyone's favorite punctuation mark today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Biologist and science historian Rupert Sheldrake is known as a heretic of science, mostly for his deeply strange ideas about what connects all living things. But his pokes at science help keep the field from growing dogmatic and for that we salute him. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Were you to be the unfortunate victim of a limb removal of any sort, you could take hope. Here in the 21st century, doctors have gotten pretty handy at reattaching arms and legs, replacing thumbs with toes, rebuilding breasts, all to great success thanks to microsurgery techniques. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Today Josh and Chuck sit down and detail the complicated life of the late, great Sammy Davis Jr. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Get ready for some Hawaiian folklore, people. Today we discuss the Night Marchers. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Indigo is a color with a rich past. Learn all about it today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The fear of cults in the 1970s drove Americans to look the other way on kidnappings, abuse and torture of cult members by deprogrammers – but did it even work? Find out in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s a pretty safe assumption that people have been born with birthmarks since humanity began, and between then and now we’ve come up with some wacky, even dangerous, explanations for them – even a few that survive still today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Mexican jumping beans are a real thing and they really do move around. It’s not magic, it’s nature! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In July 1966, three women out for a day at the beach waded into the water of Lake Michigan, got onto a boat and were never heard from again. To this day, not a trace of them has ever turned up and theories of what became of them abound. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Few riots can be attributed to passing fashions, but zoot suits are top among them. After originating among the Harlem Renaissance crowd, the zoot suit came to symbolize political defiance. Find out why it's still illegal to wear a zoot suit in L.A. in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Josh and Chuck delve into the world of 911 in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A couple unknowingly spending the night above a dead body stuffed under their bed is a longstanding urban legend. And a true one. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What if a genetic brain disease could be turned off simply by flashing a light in your eyes? What if your depression could be cured that way? Sounds amazingly wonderful, true, but what if your behavior could be controlled that way too? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For thousands of years people have been taking normal trees and forcing them into miniature. Learn all about the history and art of this strangely engrossing pastime in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Pentecostals are seemingly taking over the world. Or at least they're making up a larger section of Christianity than every before. Why? We'll dig in on that in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Iowa Caucus is super important. But not really. Find out why.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

With the development of increasingly smart artificial intelligence and lots more cameras spread around than ever before, we have reached a critical point in the US and other countries where governments can easily track everyone, everywhere, all the time. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Thanks to the amazing properties of magnets, clever engineers have figured out how to make entire trains levitate above their tracks, letting them move frictionlessly and allowing them to reach incredible speeds. Learn about how maglev trains work and what's taking so long for us to get aboard in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Josh and Chuck dive into history today to tell the story of the Buffalo Soldiers.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Listen in as we detail, in short, the legendary shootout at the O.K. Corral. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Regular animal stories are wonderful enough, but when animals lead amazing lives the stories become almost unbearably wonderful. You’ve been warned! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It evolved over centuries to become the gold standard for conducting scientific inquiry. Yet many people - including some scientists - don't fully understand it. Learn about the basis of how we explore our world in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What is barefoot running? I think you know. But we'll detail all of the ins and outs. Listen and learn! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1983, what may be the worst diving catastrophe in the history of deep sea oil exploration took place when a pressurized chamber was opened, instantly killing four divers inside. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

1993 was known as the peak of a disturbing trend in America: post office shootings, carried out by postal workers. A stunned country looked for answers and turned up a toxic workplace that seemed to be driving some workers past their breaking point. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For centuries, doctors have prescribed drugs they knew weren't real – but that still somehow worked. It wasn't until the 1980s that the placebo effect was studied. Learn all about how an inert substance can have a genuine impact on a patient's recovery, in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In reality, the Tulsa "race riots" of 1921 was more like a massacre. Yet it was almost lost to history until 1997, and still not widely known outside of Oklahoma until HBO's The Watchmen put it on the cultural map. Learn all about this dark chapter in American history today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Mona Lisa is a captivating work of art. But why? We'll try and figure it out in today's short stuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Transdermal implants are just one in a number of procedures under the banner of extreme body modification. We don't like to yuk yums, so we'll offer a fairly straightforward look at this niche art form.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Jellyfish are among the most adaptable, competitive organisms on the planet. They can grow back into their juvenile stage when resources are scarce, reproduce in massive groups and kill an adult human, among lots of other neat stuff. Learn all about em in this classic episode! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the absence of an official explanation of why flight MH 370 disappeared in 2014, conjecture and conspiracy theories have filled the vacuum. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Learn 12 minutes worth of stuff about corduroy today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 2014, a Boeing 777 airliner disappeared. Despite two full years of searching an area of ocean covering more than 120,000 square kilometers, it has never been found. It is the only unexplained missing vessel in modern aviation history. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

With savvy and health-conscious people taking control of their wellbeing through apps and sites, technology is meeting the desire for individuals' responsibility for their health. But is the day coming soon when doctors will be obsolete, replaced by computers that read our health-related data to treat us? We explore these questions and more in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Burglars have come up with a whole range of ways to get into a safe. There’s lock manipulation – methodically testing the dial to coax the combination from it – and if that fails you can always blow it open with nitroglycerin. Both count as safecracking. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s not just you – time really does seem to pass faster for people as we age. But exactly why remains a mystery, though some of the theories for why life passes by so quickly are make a lot of sense. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Are broken arrows are a problem? After all, they are incidents and accidents involving nuclear warheads. Like, sometimes they go missing. But it hasn't happened much since the 50s and 60s. OR HAS IT? Learn all about them today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Wine fraud may be a case of rich con artists tricking wealthy people into parting with money, but it's still a crime. Learn all about this weird, widespread practice in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Andre the Giant was a giant both figuratively and literally. Sure he was a wrestler, but more than that he was a human being who left a great legacy behind. Even if you're not a wrestling fan, you can appreciate his story. Join us for this very special live edition of the story of Andre the Giant.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If a con man manages to make needy Christmas wishes come true is he still a con man? (Also, Merry Christmas!) Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It's an annual treat, folks. Our holiday special is back and better than ever, and as always, brought to you ad-free. It's the least we can do.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Long ago, in a galaxy not so far away, George Lucas allowed the Star Wars Holiday Special to be made. What happened on the night of November 17, 1978 can never be fully explained, but we make our best effort in a very special edition of SYSK. May the force be with us all. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There are extreme sports and then there is cave diving, the most extreme activity a person can engage in without leaving Earth. Cave divers stay underwater swimming miles into – that’s right – caves, where no human has ever been before. It’s pretty cool. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Learn everything we know about obituaries in 12 minutes! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We love us some MC Escher. Turns out his story is pretty fascinating too. Tune in today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Even if you entirely eschew the concept of money, we'll bet you'd be hard pressed not to trade in some form of currency. Learn how everything from cows to cacao beans to tiny shells from Maldives have served as currency at some time or another. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Anorexia and bulimia - those twin eating disorders that seem so common and maybe even just a phase for a teenage girl – are actually the deadliest mental illnesses in America. Cultivating an eating disorder can create issues that can last a lifetime. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What's the difference between whisky and bourbon? We'll tell you if you care to listen. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If there's one thing we've learned about Chuck over the years it's that he loves his gin. And he loves it even more now that understands it. Pour yourself a martini and cozy up to the gin-cast.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Those movies where someone gets hit on the head and can't remember who they are anymore? They're actually not too far off from the reality of amnesia. Learn everything about this bizarre and life-robbing condition with Josh and Chuck in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Chuck thought a gap year was post college. Turns out, it's a post high school year off from academics, where you travel the world, help others, and find yourself. Should you do it? We say "yes!" If you can afford it that is.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Macadamia nuts aren't nuts! They're seeds! And they are delicious. And good for you in the right amount. Learn all about them today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

After millennia of development, the Maya culture suddenly collapsed at its peak. Why is one of the biggest mysteries of history. One theory says catastrophic climate change was the cause. And it may have happened to other cultures too. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the 1980s, IBM mathematician Benoit Mandelbrot gazed for the first time upon his famous fractal. What resulted was a revolution in math and geometry and our understanding of the infinite, not to mention how we see Star Trek II. Get blown away by fractals in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Conversion therapy is a misguided attempt by religious zealots to convert people from gay to straight. News flash - it doesn't work. Learn all about this abhorrent practice today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1969, the Army Corps of Engineers turned off one of the main waterfalls at Niagara Falls to see what could be done to preserve it. They found two corpses, one carcass and lots of pennies. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Some of the carbon dioxide in your body is radioactive! Don’t worry, it won’t harm you (not sure why we used an exclamation point there). Instead, it might someday be detected by future archaeologists to determine how long ago you walked the Earth. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It's no secret that human beings have an obsession with innovation -- but has our species already found every good idea? As Josh and Chuck break down the continuing search for the next great idea, they touch on everything from hand tools to cancer cures. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Ever since Cabbage Patch Kids came along in 1983, there’s been an annual holiday frenzy around one particular toy – the must-have Christmas toy of the year. But what makes a toy a must-have toy? Josh and Chuck investigate (and kick off the holidays). Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Time was that you’d bury a deceased relative in your yard; now it’s just weird. But it’s still legal – and if you want to do it, here’s how! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

About 5,300 years ago a Copper Age shepherd was murdered. He just happened to die in a place where his body was so well preserved that gave researchers an actual shot at determining the course of his final day on Earth. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A Roman senator once said, "Mankind can live without gold, but not without salt." Right he was. The human body needs salt so much we have developed a taste for it specifically. But too much salt can be toxic. Learn about salt's role in human history and how we get it from the Earth in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Getting the rain and melted snow from upstate NY into the taps of every NYC resident and business is one of the great feats of engineering. Does it taste great and make perfect bagels and pizza crust? Sources say yes! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Back in 1982, Key West seceded from the United States. Don’t believe us? It’s true! Just listen to the episode, will you? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Augmented reality adds a digital layer over the real world and soon it will revolutionize how we live. Ultra-tailored information will be everywhere we look, creating a richer, more personalized experience in everything from surgery to walking down the street. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Hallucinogenic drugs are currently illegal, but they were once commonly used in psychological treatment. In this classic episode, Josh and Chuck discuss the rise and fall of psychedelics in treating mood disorders -- and why they're starting to gain favor again. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What is Cockney Rhyming Slang? It's complicated and its origins are unclear. Learn everything we know about it today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sure, you could train for months to finish a marathon, but why not make things interesting? Ironman triathlons add a 2.4-mile swim and a 112-mile bike race before the marathon leg. It’s as grueling as it sounds.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Paternity testing. It wasn't science for many years, yet they still tried to do it. Learn all about it in 12 minutes. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Occasional bad breath is one thing, halitosis is another. Or is it? From its odd origins as a marketing ploy to modern weight loss diets that can induce this embarrassing condition, you can learn all about bad breath in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Josh and Chuck chose a truly unsettling story by one of the greatest science fiction authors of all time – Philip K Dick. Join the boys as they read “The Hanging Stranger,” complete with scary sound effects by the Extraordinary Jeri! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Join us today as we read three short horror selections from Ambrose Bierce.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We aren’t exactly sure who invented trick-or-treating – kids who realized they could extort adults for candy, or adults who bought off kids in exchange for laying off pranks? The bigger question is: Will trick-or-treating survive the 21st century? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Ever since the Egyptians, humans have been evolving toward haunted house attractions. The level of sophistication in the scares and gore effects continues to rise over time, but the purpose remains the same: to scare the pants off you. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A fascinating thing about Americans is that we can disagree on anything. Such is the case with historic districts – areas of historic importance protected by local laws. Seems innocuous, but are they also to blame for the affordable housing crisis? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1994 the body of a woman who died in a California ER somehow became toxic and sickened 24 people. To this day, no one is sure what happened. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Subpoenas are all the rage. But what do they even mean if someone can just ignore it? Learn this and a lot more in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the late 1980s, the United States experienced a "Satanic Panic," leading parents to fear for the safety of their children. But were there any real examples of Satanic ritual abuse? Find out this and more in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A rash of UFO sightings kicks off a new spike in America’s UFO fever and new headaches for the Air Force, which continues to reluctantly investigate. After becoming a laughingstock for its limp explanations, the Air Force looks for an exit from the UFO biz. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Ambrose Bierce was a journalist and writer of short stories. He also disappeared rather mysteriously. Listen in and learn of the various theories on what happened to him.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Black boxes are designed to be the only survivor of plane crashes so they can live to tell the tale of what went wrong to prevent future accidents. Sit in with Josh and Chuck and learn about how these grim devices are made, how they're tested and the tales they've told, in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Who wants fresh honey? We do! Learn all about the ancient art of beekeeping today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Devil's Den is the sight of one of the bloodiest battles of the Civil War. Is it haunted? Nope. But still creepy.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the 60s, psychology expanded from exploring inside the mind to exploring the inside of buildings. Environmental psychology looks at how our spaces affect us – from how a busy mall can create a panic attack to how looking at nature can speed recovery from surgery. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

PEZ began in Vienna as a mint meant to help people quit smoking. But once American kids got ahold of it, the candy took off and a symbol of childhood - and healthy secondary market among collectors - was born. Explore Pez history and culture with Josh and Chuck in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Freedom Schools were set up in Mississippi in the heart of the Civil Rights Movement, with the aim of giving young black school children agency and a future. They remain one of the more inspiring and progressive programs in American History, yet so few know about them. We're hoping to change that.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

How did these two wonderful strangers meet up and become best friends? The answers lie within today's short stuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you grew up in the 1980s, then you know who the Guardian Angels are. If you don't then you're in for quite a story. Listen in!  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

On May 4, 1970, four days of anti-war protests at Kent State University in Ohio culminated in the unthinkable when Ohio guardsmen opened fire on protesters, killing four students. How could this tragedy take place? Learn more in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Josh and Chuck dive into the world of paraphilias so you can get the skinny in 45 minutes or less.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What happened to the Lost Colonists who disappeared from Roanoke Island in the 1580s remains a mystery to this day. But it’s possible a carved stone a man vacationing in North Carolina found in the 1930s may have solved it – if the stone isn’t a hoax. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sand, we’re beginning to realize, is a non-renewable resource - and we are consuming it at a voracious pace. We use it in every construction project around the world and to create new land. And we’re wrecking the ecosystems we mine sand from. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Do you know that hulking refrigerator in your kitchen emits CO2 thanks to the electricity it uses each year? It's a comparatively small amount, in truth, but enough that some people have foresworn their fridge and adopted a life without one. See how they do it in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Wait! This is actually a good episode! It turns out that America’s 48,000 miles of superhighways – possibly the largest civil works project in the history of humanity – may have also ruined what made America a cool place. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Scurvy seems like a terrible way to go: Your gums swell so you can’t eat, your teeth fall out and your brain and/or heart hemorrhages. Fortunately, all you need is an orange to cure you. Or some – blech – broccoli.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you live in the Northeastern U.S. then you may know someone who has had Lyme disease. But it's spreading all over the country and parts of the world. Learn all about this tick-borne disease today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Whether it's oral, scrawled in blood or signed on a deathbed everyone should have a will. But how do they actually work? Join Chuck and Josh as they explain that "of sound mind" thing in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Special effects have been around since the first movies. In fact, the techniques the earliest filmmakers created are still around today, we just use computers to do them faster and cheaper. Put on your beret and get ready for SYSK film class. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Oh, the papasan. What a chair! But where did it come from? And what does the name mean? The answers lie within. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Every year Congress decides how the federal government will spend money. Simple enough, but in practice politics tend to mess it up. Sometimes it gets so messy the budget doesn’t get passed and parts of the government shut down. Then the hurting begins. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Although most people who've used Ouija boards don't think they're communicating with the beyond, there is something mysterious about how it works. Learn the ins and outs of the popular parlor game that sprang directly from the 19th-century spiritualism movement in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

MSG got a bad rap in the 70s and 80s. But what is it exactly and how bad is it for you? The answers to those questions lie within.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Barbed wire changed the Western US as much as the railroad and the six-shooter. Before barbed wire arrived, the West was free and open; after, the West became concentrated in the hands of a few big ranchers. No wonder it was called “devil’s rope.” Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Any movie featuring a deranged killer who’s perversely devoted to his mother and makes things out of human skin has a real-life person named Ed Gein to thank for inspiration. He was Buffalo Bill, Norman Bates, and Leatherface all rolled into one. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Icebergs: floating chunks of ice. True, but whoa there. Scientists are learning that there's a lot more to icebergs. Appropriately enough, we've only come to understand the tip of the iceberg and recent research shows there's plenty more to uncover. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Rubik's Cubes. Ronald Reagan. Jerry Falwell. Just Say No. One of these things was awesome. Take a guess and hop on board the 80s train.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did you know there are airline codes for pilots and flight attendants? And some of them have to do with dead bodies on board? Learn all about it today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Punk rock really needs about 10 episodes to do it justice, but we'll try and tackle anyway. Learn all about this movement right now.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sleep behaviors are pretty fascinating. Some people snore, some grind their teeth -- and some take a little stroll, or perhaps a drive. In this classic episode, Josh and Chuck investigate how sleepwalking, or somnambulism, works. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Ventriloquism – where a skilled performer “throws” their voice, making it seem like a dummy on their knee is talking – has taken a long, circuitous road from early prophets, to witches, then finally to the stage. Get to the bottom of this uncanny trick. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Perhaps the most expensive liquid on the planet is the blue blood that comes from horseshoe crabs. Researchers realized that horseshoe crab blood could indicate the presence of pathogens and the massive, ongoing horseshoe crab harvest began.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The nuclear waste we produce will be dangerous for a very long time. We’ve figured out how to safely store it in the earth until it’s no longer a biohazard. Now we just have to figure out how to warn humans 10,000 years in the future to stay away from it. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There's a secret war going on around us, and it's happening on a daily basis. The Air Force has a unit specifically designed to carry out and defend against cyberwar. Go deep into this alarming type of war in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Josh and Chuck have tackled a lot of drugs on the show, but peyote has loomed like a bad Jim Morrison poem. Learn all about this plant today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You know that amazing smell when it rains? Kind of clean, kind of earthy, one of a kind? It turns out that a miracle of nature produces it. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We’ve been promised solar energy for a while now – where is it? Turns out, it’s been quietly and steadily growing across the world. And with a few breakthroughs, we just may be able to say goodbye to fossil fuels. Learn about sun-based energy in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Shotgun houses are iconic pieces of American architecture: they're long, narrow, and filled with artistic flourishes. But where did they come from? Join Chuck and Josh and explore the mysterious origins of shotgun houses. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

As the operation expands it also begins to unravel. Word starts to leak out of the illegal stuff the Reagan administration was up to, Congress and the press investigate and people start to point fingers. Spoiler alert – they all got off scot free. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Time zones are a pain. Let's get rid of them! Can we? Sure! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When Ronald Reagan was president, America got involved in some deeply shady stuff, not the least of which was the Iran-Contra scandal – a convoluted operation that managed to combine an illegal covert war in Nicaragua with secretly selling arms to Iran. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Black Death was gruesome: Symptoms included tumors, purple splotches, fevers and vomiting. But how did this disease manage to spread from the Gobi desert and kill approximately one-third of the population of 14th-century Europe? Find out in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A pair of old timey fossil hunters had a rootin’ tootin’ rivalry that spilled from academic journals into the American Wild West - where fossils were dynamited and employees turned double agent. Learn about the two-fisted origins of American paleontology. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1965, a 456-pound man walked into a hospital in Scotland and asked for help with a fast. That was the last day he ate for more than a year. Learn about the medical marvel that was Angus Barbieri. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Very recently, thanks to a new type of AI, it’s gotten much easier to create convincingly realistic videos of people saying and doing things they’ve never said or done. Will fake videos undermine our shared sense of reality and lead to the death of truth? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There's no question that human cannonballs are daredevils. They pack themselves into the confines of huge cannons, which shoot them into the air. But how does it work? Join Josh and Chuck to learn more about the bizarre performances of human cannonballs. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Few things are more compelling than a witness pointing out a defendant in the courtroom as the perpetrator. But few things are also more unreliable than eyewitness testimony. Our memories can be pretty terrible, which matters when you’re facing death row. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

This week we highlight another little known historical hero. In this case, a Portuguese diplomat who rescued people from Nazi Germany, at his own peril. Dig in and spread the word of Aristides de Sousa Mendes.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Believe it or not, in 1985 the Philadelphia Police Department dropped a bomb from a helicopter onto a residential building in an African-American neighborhood. The fact that this story isn't more widely known says it all. Listen and learn about MOVE today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Back in the mid-1980s a new and extremely potent drug hit the scene: crack cocaine. In short order, America was in the grip of both a sweeping addiction and a state of hysteria over use of the drug and the social consequences of crack, like crack babies. Let's take a look back at the receding wave of the crack epidemic and its lasting legacy on America in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sand dunes are exactly what you think they are. But still pretty interesting. Learn all about them right now! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

After the Vietnam War, the Hmong people told the world a toxic weapon was being used on them. Thus began a mystery that still remains today, which might have been solved when it was chalked up to bee poop. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Fifty years ago, the first humans stepped onto the moon. After going back a few more times, humanity lost its taste for moon travel. But it’s being revived again. NASA is planning to send humans back to the moon by 2024 and build a moon base by 2028.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Pretty much everything you know about duels is true - it's a challenge to violence to defend honor. But did you know the U.S. Navy used to publish detailed guidelines in its midshipmen's handbook? Learn all there is to know about dueling in this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Everyone knows sloths are super slow, but do you know they’re slow because their bodies produce an astoundingly small amount of energy? And did you know that might be an adaptation that protects them from predators? Sloths are awesome and we prove it. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Why we love short stuff - because we can tell stories like this one. A man goes to an island to start a commune of sorts that subsists entirely on coconuts. It didn't go well.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

One of the great misunderstood figures in history was the last pharaoh of Egypt. Cleopatra’s story is almost always told along with the men in her life, and from the view of the Romans who were threatened by her. Unsurprisingly, there was lot more to her. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What is it that makes us suddenly draw in a deep breath through a wide-open mouth? The beautiful thing about yawning is that researchers really don't know. Whether the answer is physical, mental or even contagious there is pretty much no chance you won't yawn during this classic episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Back in the day, broadcasters were bound by law to provide contrasting opinions on political matters. Why? Because of the Fairness Doctrine. What happened to it? Listen in and find out.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In today's short stuff, we look at another amazing woman who has all but been ignored by history. The story of Mitsuye Endo.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Photographic memory is the stuff of movies and TV, but is it real? Sort of. But not really. But kind of. It's a little bit a matter of semantics. Listen in and this will all make sense.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The term "one-hit wonder" gets thrown around a lot, and - yes - you probably are using it correctly, but Chuck Bryant went to the trouble to really define what makes a one-hit wonder in the article this classic episode is based on. Join him and Josh as they get to the bottom of this disparaging term. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Civil Air Patrol is a civilian group of pilots and plane enthusiasts who do a lot of things, namely help out in search and rescue missions. But their history is a bit more colorful. Listen in today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Prison food is kind of a joke, like airplane food. But there are real consequences involved. Let's get into it in today's short stuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you’ve ever heard an old timer gripe that things aren’t built like they used to be, that old timer was right! Learn about the nefarious, possibly mythical, mechanism that’s responsible for the cruddy products and waste our consumer society is based on. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did they or didn't they? There is plenty of written evidence that the ill-fated Donner Party resorted to cannibalism - except there are no bones. Learn the details of one of the worst disasters of the early West in this classic episode of Stuff You Should Know. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

As recently as 40,000 years ago we lived among humans from an entirely different species – Neanderthals. About the same time our species showed up, Neanderthals suddenly vanished. Just what happened to the other guys? Did our ancestors do something … bad? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

After a San Francisco real estate mogul went bankrupt, he reinvented himself as the Emperor of the United States – and became the city’s most celebrated resident.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the early 90s, a new study that found that kids who are exposed to more germs early in life are less likely to develop allergies later. With the West in the grip of a full-blown immunity crisis (still going on today), this was an interesting thought. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For a while in the 1980s, people were fascinated and confused about what exactly crop circles were. Now we know that they aren't signs left from aliens, but art made by humans. Learn all about these stunning, large form art installations in today's episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The secret military base Area 51 is inextricably linked to every secret, shady project the US government is rumored to be involved in – from reverse-engineering alien technology to coordinating a one-world government. The truth is much more mundane. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Were smoke signals real or a Hollywood invention? Turns out, they were indeed a thing and invented by the Chinese, even.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The gig economy is not new, but it's bigger than ever. Is that a good thing? We'll discuss that today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There is an extremely rare condition where the sufferer is convinced that everyone around him is an impostor posing as their friends and family. Learn about the neurology behind this strange and sad mental disorder in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Perfect pitch, or absolute pitch, is when you can sing a note with no reference from other notes, perfectly on key. Is it an asset? Chuck says yes. Learn all about this musical rarity today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did the legendary blues singer really sell his soul to the devil in exchange for amazing musical skills? Probably not! But there’s still an interesting story there and it features the Coen Brothers. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Barcodes are everywhere. Those little lines and numbers that make up one of the most recognizable barcodes, the UPC, was designed to make going to the grocery a lot less miserable. It ended up becoming the central symbol of the global economy.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Ever wonder why some great shows go off the air after a season or less? Blame it on the Nielsen company, which has for more than 60 years been the almost exclusive decider of what goes and what stays on TV. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The panic that began in Chicago spreads and begins to change the world. The investigation into the murders turns up leads and suspects, but still no one has ever been charged with the murders. It remains unsolved to this day.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You know how some older married couples (sorry, senior adult married couples) start to look alike over time? That’s a really weird phenomenon if you think about it. So science has looked into it and they think they kind of have it figured out. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

On one terrible day in Chicago in 1982, seven people died suddenly and mysteriously. In just a matter of hours, it becomes clear, someone has poisoned bottles of Extra-Strength Tylenol, one of the most trusted and widely-used products in America. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Over the course of our lives, 80 percent of us will experience acne. Ultimately, acne comes down to one thing, a blockage in the sebaceous gland. Learn what makes a blackhead black, and everything else about zits, in this pus-filled episode of SYSK. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Tin Pan Alley was an area of New York around the beginning of the 20th Century that served as ground zero for the earliest iterations of the music publishing industry. Learn all about this unique place and time right now.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did you know that former president James Polk had his final resting place moved twice? It's true! And almost a third time even. Let's go listen to some short stuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In a new age shop or on display at the Smithsonian, there are varying interpretations of what crystals can be used for. But at their base, they are a thumb in the eye to entropy, a perfectly ordered piece of matter.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Chuck and Josh have covered just about every aspect of death except dying itself. Here, they fulfill the death suite of podcasts with an in-depth look at just how people die, what happens to the body during the dying process and how people accept death -- and what they regret not having done while they lived. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Some guys have all the luck, some guys have all the pain. So said Rod Stewart. And if this list is any indication, “guys” is gender neutral. Listen to this episode as Chuck and Josh cover some instances of amazingly bad fortune, most of it true!  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Honorary degrees are not real degrees. They are marketing opportunities for universities. They make us mad, but we want one. Learn all about them in the next 12-15 minutes.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The world’s loved trampolines since they were invented by a pair of acrobats in Iowa in the 30s – so much so, trampolining is now an Olympic event. What people don’t love about trampolines is their propensity to cause paralysis, brain injuries and death. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Instead of actually detecting lies, polygraph machines sense physiological variations, ostensibly brought on by guilt. The results are subject to interpretation, and therefore controversial. Join Josh and Chuck as they investigate the polygraph. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The world takes $40 billion of dietary supplements – from vitamin A to yohimbe bark – every year. Yet, the jury is still out on whether most of them work. In America, the FDA isn’t allowed to approve supplements, and no one can say what is in your pills. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What's in a nickname? Sometimes they make sense, sometimes they don't. Let's get our shorty on and find out the deal.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Live Aid was a revolutionary concert event in two countries in 1985 that spanned the world via satellite. The brainchild of musician Bob Geldof, it really did help change the world in many ways, but its direct impact on Ethiopian famine relief remains in question. Listen and learn today!  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

About 2,400 years ago Aristotle mentions the use of diving bells, apparatuses that convey divers to the bottom of the sea -- or at least below the surface of the water -- and allows them to breathe -- at least until the air runs out. Learn about the physics of this clever and ancient invention and how it's been used to sabotage enemy boats and build the Brooklyn Bridge. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s bad enough when the government knows you’re alive – there are taxes to pay, laws to be followed, all sorts of boring and unpleasant things. But each year, thousands of Americans find out life is far, far worse when the government thinks you are dead. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There are people out there who believe that there’s something special about the number 23. Exactly what? Who knows. Exactly why? Because it pops up a lot. But does it? Who knows.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Michael Dillon was a lot of things - author, doctor, and most importantly, trans pioneer. Learn all about his story in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Few numbers have as storied a past as zero. Even fewer have had as great an impact on our ability to understand our universe. Yet zero is a relatively recent arrival in math. Find out all about this surprisingly fascinating number with Chuck and Josh.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

One of the off-putting byproducts of 19th century European colonialism were human zoos, living dioramas of people from far-away places made to be gawked at. Listen in to what the deeper meaning of humans zoos held people on both sides of the glass. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Speaking in public is frequently cited as people’s number one fear, even more fearful than death. Most people go through life avoiding public speaking, but it turns out that only makes things worse. The best medicine? Public speaking. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There have been a lot of studies over the years regarding birth order. Some conclude that it's a big deal, while others more or less discount its importance. Learn all about it today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For millennia people used marijuana for fun and medicine. Not until the 20th century that was it vilified, unfairly say many. Weed has done lots of good things, from alleviating cancer symptoms to unlocking secrets of the brain. Learn all about pot here. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

And now for something completely different. Just kidding – tune in to hear the thrilling conclusion of America’s most amazing public works project in the 20th century. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did Australians really wage war on a group of emus? YES. Learn all about it in today's short stuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s one of America’s biggest accomplishments in the 20th century, a slab of concrete holding back one of the country’s most finicky rivers, providing water and electricity to a swath of majors cities that otherwise couldn’t exist. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You may have played with a yo-yo before -- perhaps you've even walked the dog -- but do you know about the physics behind what makes a yo-yo sleep and wake up? Learn all about inertia, angular momentum and the history of the yo-yo in this episode of SYSK. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The electric chair is an all-American invention. It spread almost nowhere else in the world as a capital punishment but worked overtime in the States. Despite the terrible sights and sounds an electrocution produces, it was created out of humaneness.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1980 something catastrophic happened to the quiet town of New Iberia, Louisiana. Their wide, shallow lake grew much deeper after it underwent an apocalyptic transformation.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Free range parenting is all about giving your child the freedom to play and explore life on their own. Are there benefits? Sure. Do some people hate the concept? Yes! Listen and learn right here.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For about 375 million years, plants have been using pollen (aka plant sperm) to propagate their species. And the technique has stuck around because it works. Join Chuck and Josh for a cozy look at the ins and outs of plant reproduction. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Nazis were bad people. And it turns out a lot of them were high as kites on speed. Was this a recipe for disaster? Yes it was.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Have you ever wondered what happens to all those campaign donations when a political campaign goes belly up? Or, even worse, is in debt! Wonder no more! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Rape kits are simple forensic evidence collection kits used when someone is sexually assaulted. But the story is deeper than this. Learn all about rape kits, the sad backlog problem, and what you can do to help, in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Immigration systems regulate the flow of foreign immigrants into any given country. But why is immigration such a controversial topic, especially in the United States? In this episode, Josh and Chuck delve into the details and debate behind immigration. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Etch A Sketch is yet another classic toy that Josh and Chuck love and respect. Learn all about this Hall of Fame entry today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Elvis really did meet with Richard Nixon. Because Elvis wanted to help fight the drug trade. True story. Hear about it in today's short stuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Anyone who likes Led Zeppelin, plays Dungeons & Dragons, or worships the rising sun at Stonehenge on the vernal equinox can tell you druids are cool. But archaeologists will tell you we can’t even be certain druids existed. Buckle in for a history mystery! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It wasn't until the was developed and despite its co-existence alongside English, a user would be hard-pressed to sign with a British person. Find out about the independent evolution of sign language in the U.S. and how intuitively sensible it is.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Disgust is an odd thing. It makes sense that we would feel a sense of revulsion at the thought of putting rotten meat in our mouths – that’s pure evolution. But why would we feel the same emotion at the thought of weird sex or from hearing a racist rant? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Mr. Sandman, bring me a dream! But who is the sandman? We'll tell you in today's edition of short stuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The chances are pretty low that you’ll find yourself lost in the desert, but on the off chance you do you’ll thank yourself that you listened to this episode, where we guide you to safety.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

While the search for Atlantis has been pushed to the fringes since the 19th century, archaeologists have quietly pursued cities that may have inspired Plato to fabricate the mythical city. It looks like a team in Greece has found it. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the summer of 1858, a heatwave dried up the Thames River to a trickle in London. As centuries’ worth of human waste, animal carcasses and other nasty things cooked in the sun, a stench arose that was so horrific it got its own name: The Great Stink. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We eradicated bedbugs so thoroughly in the 50s that generations who came later suspected they weren’t anymore real than jackalopes and snipes. But since we banned DDT, the pesticide that kills bedbugs best, they’re back again. And they’re terrible.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The trial of Sacco and Vanzetti, two anarchists accused of murder, was one of the first "crimes of the century." But did they do it? To this day there is speculation that they did not. Learn all about this famous case in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Wildfires consume an annual average of 5 million acres in the US. But what causes wildfires? How do they become so powerful? More importantly, how do we fight them? Join Josh and Chuck as they take you to the frontlines of the fight against wildfires. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For a learning disability that everyone seems to know about, dyslexia is maybe the most commonly misunderstood and controversial cognitive difficulty there is. Some people think it’s a gift, some people think it doesn’t even exist.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What's the deal with the wigs in the English court system? Learn all about it in today's short stuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

ASMR is soothing to some, maddening to others. Learn all about these whisper tones in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It's on more than one list of the Seven Wonders of the World and for good reason - the Panama Canal is one of the great feats of engineering ever undertaken. First conceived of in the 1580s and finally completed in 1914, the canal has a fascinating history (including a stint where it was considered U.S. soil). Learn all about it on this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Tuskegee Airmen braved racism and brutally tough training in order to secure their spot in American history as the first African-American military pilots. Listen in today to the story of their determination and heroism. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Black Loyalists were a group of Colonial slaves who fought for their freedom alongside the British. Learn all about this nearly forgotten group in today's Short Stuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Breaking up is hard to do. Your brain might even think you're getting over a cocaine addiction. Learn all about the science behind break-ups today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

They may be the most famous explorers in U.S. history, but there are plenty of interesting details to the Lewis and Clark expedition that history has allowed to fade. Learn about the origin and the aftermath of America's first early push Westward in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the universe things tend to cluster. This means there’s a coherent structure to the universe and learning about clusters of stars – galaxies - helps us figure out what that structure is. Join Chuck and Josh on an amazing space voyage! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you’ve ever had a bumpy airplane ride, you know it’s nothing fun. But have you ever noticed that the pilots sometimes tell you ahead of time to buckle in? How do they know turbulence is ahead? Are they some kind of fortune teller? How can anyone see wind? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We've covered Nessie and Bigfoot, so why not tackle the Yeti? Listen in today and Josh and Chuck cover what used to be known as the Abominable Snowman.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Interpol is an international police agency that helps other law-enforcement agencies track criminals who operate across national borders -- but how does it work, exactly? Join the guys as they delve into the world of global law enforcement. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Elephants are pretty much the best. Why? Josh and Chuck will let you know in great detail in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the 18th century, Spain and England fought each other in the colonies of Georgia and Florida, a war kicked off by an English sea captain who was mad his ear had been perhaps unfairly lopped off.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

People have believed something strange lives in Loch Ness for at least 3500 years. Thousands of people have sighted the Loch Ness Monster and dozens of expeditions have been launched. But does the fact that nothing’s been found mean it’s not real?  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Coral reefs are the largest organic structures on Earth, yet they're created through a symbiotic relationship between creatures about 3 millimeters long. Learn more about the the world's coral reefs (and how to protect them) in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 2018, director Spike Lee brought the story of Ron Stallworth to the big screen to great effect. Today, Josh and Chuck discuss the true story behind the Oscar nominated film.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Who is Ellen Richards? One of the most unsung scientists of all time, that's who. Her contribution? Bringing real science into the household and forcing the world to take "home-ec" seriously. We celebrate her today on Short Stuff.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Stalking has only recently been recognized for what it is – a profound form of psychological abuse where the victim’s life is “infected” by the stalker, as one survivor put it. Stalking can go on for years, and in some cases may be the prelude to murder.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Although they seem pretty mundane, saunas are surprisingly fascinating inventions. Josh and Chuck break out all sorts of sweaty, sauna-related trivia, from the Finnish affinity for saunas to sauna etiquette, in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Central Park in Manhattan was America’s first landscaped public park, built at a time when New Yorkers’ only option for getting some fresh air was hanging around cemeteries. Get all the info about this beautiful icon and how it’s served as a landscape for class struggles over three centuries. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Johnny Appleseed was real! And he was about as amazing as the legend paints him. He really did plant apple trees all over America and if the feds hadn’t chopped them down during Prohibition, they’d still be around. Learn what we mean in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

While Asia is well-known for being cuckoo for Ping Pong, the game was actually invented by bored British Victorian aristocrats. Go back and forth about Ping Pong’s place in the world with Chuck and Josh. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Science has a handle on fireflies and glowworms, but most bioluminescent animals live in the ocean and are tough to study. Today, researchers are still figuring out why some animals produce light. Dive with Josh and Chuck into this illuminating topic. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Betsy Ross is an American icon to many, the seamstress who sewed the first U.S. flag because of a personal commission from George Washington. But is it true? Sort of. Learn all about this fascinating story today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Is thread count all it's cracked up to be? Listen in and find out in today's edition of Short Stuff! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There’s no way you haven’t had one of their breakfast cereals, but we bet you don’t know the story behind the two brothers who brought the world corn flakes. Buckle in for a lot of talk about poop, religion and masturbation, live from Sydney, Australia. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Lobotomies -- brain surgeries to relieve psychiatric problems -- are rarely performed today, but they were once fairly common. Tune in to learn more about the controversial history and practice of lobotomies. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A lot of people in Hitler's inner circle wanted him dead toward the end of the war. But he proved impossible to kill from within. Listen in today as Josh and Chuck dig into the infamous July 20th plot to blow up Der Führer. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the 90s a fat free miracle food came out that promised we could eat all we wanted and not gain weight. But there was a caveat: it could also make your bowels unpleasantly loose. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It turns out that the inflatable bag of air that shoots out of your steering wheel or dashboard is the result of a controlled explosion of solid fuel, just like in a rocket – aimed for your face. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Up to 24 million people worldwide have schizophrenia. Despite the vast amounts of research, the disorder remains mysterious. In this episode, Josh and Chuck delve into the nature of schizophrenia, from the history of the disorder to the latest research. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 2005 a woman named Anna Alaya discovered a length of human finger – nail and all – in her Wendy’s chili. Her cries of disgust would set off a media firestorm, a criminal investigation and a prison sentence for her and her husband.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

First things, first: Take that oil change reminder sticker off your windshield and throw it away forever and never look back!  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Spanish Flu killed anywhere from 20-100 million or more people over 1918/1919. All of this played out with World War I in the foreground, one big reason why the flu spread so far, so fast. Learn all about this devastating pandemic in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Why would someone fake an illness? Here's an even better question: Why would someone repeatedly make themselves sick? Join Josh and Chuck as they separate the facts from fiction and give you the scoop on Munchausen syndrome. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1908, the most powerful meteoroid explosion in recorded history happened over a remote area of Siberia. But the weird thing is there was no impact crater and no asteroid to be found – so was it an asteroid? (Yes.) Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Listen in to learn all about the fascinating "language" of the Incan khipu knotted ropes.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Tune in today to learn all about the legendary NYC Rockettes, who actually got their start in Missouri.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A fossil is a piece of once-living organic material that has undergone a transition from an organic state to an inorganic state. But what exactly is fossilization? Listen in as Josh and Chuck break down the process of fossilization. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Seuss is loose in this episode about legendary children's book author Ted Geisel. The funny thing is, he didn't ever want children of his own, and his past work was a bit problematic. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

How much do you know about the brain-bladder connection? In about 15 minutes, it'll be a lot more.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

This year, Josh and Chuck go live for their annual Christmas Spectacular. Recorded from the Center Stage Theater in Atlanta, pour up some eggnog, light a fire and enjoy this live show with the whole family.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Long ago, in a galaxy not so far away, George Lucas allowed the Star Wars Holiday Special to be made. What happened on the night of November 17, 1978 can never be fully explained, but we make our best effort in a very special edition of SYSK. May the force be with us all. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you play video games you probably have an easy answer to worst game of all time: ET. But it turns out there are no easy answers, especially when you’re talking about a game so terrible it’s blamed for bringing the entire video game industry with it. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Amazingly, it turns out that every snowflake truly is unique. Math backs it up.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sometimes a good idea doesn’t pan out in real life. Take Buckminster Fuller’s geodesic dome: It requires less energy to heat and cool, it’s cheap, and it’s durable enough to withstand a hurricane – but it’s also godawful ugly and that was its undoing. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Igloos were traditionally used by Inuit Indians as temporary shelter while on hunting and fishing trips. In this episode, Josh and Chuck look at the design of igloos, from their impressive heat-catching properties to their ingenious construction. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Good samaritan laws have been around for many years, helping to provide legal protections for people who try to help other people. But do they work? Decide for yourself today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did you know that the friendly, smiling Buddha we all know from bars and restaurants isn't really Buddha? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

One day in the Amazon Basin, a shaman put together a plant containing DMT with a vine that allows the body to absorb DMT. The combination, a foul-tasting, wildly hallucinogenic brew called ayahuasca, has changed cultures throughout the Americas.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Due to a condition known as Thomsen's disease, the muscles of fainting goats tense up whenever the animal is startled. In this episode, Josh and Chuck break down the science behind this bizarre condition. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Parents Music Resource Center in the 1980s was really just censorship in disguise. But it kind of backfired. Learn all about Tipper Gore's crusade in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

They don’t actually disarm mines, but navies around the world use dolphins to find and tag sea mines so humans can disarm the mines themselves. But even if it’s safe, is it ethical? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

All dogs are great, but some dogs work harder than others. Or play harder, depending on your view. Learn all about the good boys and girls who find lost people and recover bodies to bring humans peace and closure. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Epigenetics is a fascinating field of genetics that studies how the epigenome and environmental, nutritional and social factors affect gene expression. Josh and Chuck explain how epigenetics works in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Join Josh and Chuck today as they go down the sport shoe rabbit hole, detailing the strange tail of the brothers who brought Puma and Adidas to the world. Sibling rivalry, Nazis, shoes - there's a lot to unpack here. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Two men once had a dream - to add smell to the internet. And they almost gave it to us. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In WWII the US Marines devised an unbreakable code-within-a-code made from Navajo, one of the most linguistically difficult languages in the world. A handful of Navajos sent messages on the frontlines in a language they’d been forbidden to speak as school kids. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

On the day after Thanksgiving, Americans go kind of crazy for the deep discount sales that kick off the holiday shopping season in stores. So crazy, in fact, at least four people have lost their lives and as many as 63 others have been injured during Black Friday sales. But as profitable as Black Friday is, some retailers are thinking about discontinuing the tradition to find ways to make even more money. Learn all about this bizarre, uniquely American holiday custom in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Who doesn't love fire engines? We certainly do. So much that we geeked out on this one in a big way. Enjoy! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Safety pins are so ubiquitous, we take them for granted. But that’s the genius of their design – they work so intuitively they might as well have come from nature. Instead, they were invented by a man who never went to the trouble of patenting them.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You know that heartbreak of the schoolyard – finders keepers, losers weepers? That’s actual law in a great many grown up places. Enter the murky legal world of finding something that belongs to someone else, from buried treasure to a misplaced ring. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In this episode of Stuff You Should Know, Josh and Chuck discuss kleptomania, a disorder in which people have an overwhelming impulse to steal unnecessary items. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Olive oil is one of Mother Nature's greatest gifts to humanity. Learn everything you ever wanted to know about the NUMBER ONE OIL, right here, right now.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Ever wonder where lemonade came from? Let’s up the stakes a little, what about pink lemonade? Well wonder no more! Join Josh and Chuck as they (briefly) cover the history of putting lemons together with sugar and water and coming up with something great.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In Utah, lives a 106-acre stand of Quaking Aspen trees that are all genetically identical because they are all growing from the same massive root system. It’s Pando, the most massive, and almost certainly oldest (by far) organism on Earth. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sure it's everywhere and there's a more-than-90-percent chance you eat it once a month. But we'll bet you don't know the full history of that pizza (or tomato pie) you're about to chow down on. Join Chuck and Josh as they explain it to you, bite by bite. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Yogurt has been touted as a health food, but is it? Maybe. If you eat it every day. We get into the rich and creamy history of this supposed miracle food in today's episode. Take a listen! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A vomitorium was a place where ancient Romans went to make themselves throw up after gorging themselves at a sumptuous banquet. Everybody knows that. Except that’s not true at all. Learn about what vomitoria were in this episode and impress your friends.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

War masks were made for soldiers in WWI who had horrible accidents that left their faces sometimes unrecognizable. Though it may seem rudimentary today, they went a long way in restoring their dignity. Learn all about them today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You can probably name the five stages of grief - from denial to acceptance - they've become pretty well known since being proposed in 1969. But later researchers are finding that grief is rarely that cut and dried, and it may not be as widely experienced as we once thought. Join Josh and Chuck as they look at the sad science of grief. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Easy Bake Ovens are as iconic as a toy can get, as American as apple pie or baseball. Learn all about these light bulb cooking, working ovens that endanger children to this day.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Labor Day, the day when most people in America paradoxically take off work, is actually rooted in some deeply radical and anarchistic thinking. Learn all about this most subversive of American holidays in this episode of Short Stuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s Halloween again and Chuck and Josh want to creep you out. Listen to two great classic horror stories, dripping with Jeri’s creeptastic audio stylings. Guaranteed to put you in the holiday spirit. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

After her daughter and husband died, heiress Sarah Winchester became obsessed with the idea that spirits haunted her and to appease them she had to have a house continuously built for them. So she did - 24 hours a day for 38 years. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In early 1975, the world was introduced to George and Kathy Lutz, a couple who had fled their home in Amityville, NY to escape a powerful, evil supernatural presence living there. And this being the 70s, the world went nuts for their story. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you live in a big city in a cold climate, you should keep an eye out for 100-pound cast-iron manhole covers suddenly launching 50 feet into the air. It’s unnervingly common and we’ll tell you why.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A seizure is like an electrical overload in the brain – when it gets overwhelmed, it just shuts down and resets itself. But imagine being susceptible to these overloads, where one could come at any time with little or no warning. That is epilepsy.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For thousands of years humankind has pursued the enhancement of sexual pleasure and performance through a plethora of medicines and practices -- but how many aphrodisiacs actually work? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Waterbeds came and went pretty quickly in the United States, but despite their marketing as sex beds, they were actually invented to deliver a great night's sleep. Learn all about these super 70's beds in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There’s a commonly-held belief in Korea that if you fall asleep with a fan blowing on your face you may die in your sleep from it. And while this idea is found nowhere else in the world, Korean culture has come up with some interesting explanations. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Is it true that Robin Hood hung out in Sherwood Forest and stole from the rich to give to the poor? No. No, it’s not. Find out the real story in this episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Today, millions of people around the world are homeless. In this classic episode, Josh and Chuck take a look at homelessness in the United States, discussing everything from the factors that lead to homelessness to what you can do to help alleviate the situation. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Few things are more ironic than an invention killing its creator. The stories behind real life cases of death-by-invention are pretty interesting too. Pull up a chair and hear about a few from Josh and Chuck.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Did you know that the United States has had one Vice-President who was sworn in on foreign soil? Well it turns out that may be the least interesting part of the story of William Rufus King.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You’d have to be crazy to try to run 26.2 miles in a single stretch, right? Right. But people still try it anyway. And a lot of them even survive! Find out all about the pitfalls of marathons and the obsession they can inspire in this episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Since the Supreme Court's ban on capital punishment was reversed, states have sought a humane method of killing sentenced criminals. They settled on lethal injection, but is this quasi-medical means of killing as quick and painless as we think? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Just a couple years ago, algae was touted as the green, plentiful biofuel of the future. But that didn’t pan out. Why? And is algae down for the count? Don’t bet on it. Only a fool would bet against green water.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you've ever wondered why a grandfather clock is called a grandfather clock and you have 12 minutes to spare, this is your lucky day. Listen in to the brand new Short Stuff series. It's everything you want from Josh and Chuck, and less! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The concorde was a wonderful thing, a super fast commerical airliner that got you across the pond in half the time. But it was small and cramped, noisy and a big money loser. Climb aboard and get ready for Mach 1.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You know when you drop a piece of food and if you pick it up within five seconds it's still good to eat? Researchers have studied whether that's true or not and in doing so have inadvertently shone a light on how utterly covered our world is with bacteria and germs. Prepare to shudder in this episode of Stuff You Should Know. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Chuck and Josh take on astrophysics again and this time it pans out well. It turns out that there simply isn’t enough matter in the universe to account for its mass. Which is super weird. What is this missing matter? Does it even exist? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Being colorblind doesn't mean you see in black and white, although in severe cases it can look a bit like that. The condition is on a spectrum ranging from dulled colors to shades of grey. Learn all about what colorblindness means in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Thomas Malthus concluded that humanity is bound to outgrow Earth's carrying capacity. The prediction was based on humanity's exponential growth and the linear growth of the food supply -- but was he correct? Tune in to this classic episode to find out. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the US, winner-take-all voting has created A LOT of political polarization. But what if rather than voting for one candidate, you could rank all of them so if your first choice doesn’t win, your vote goes to your second choice? So long, polarization! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

They’re as American as Washington, DC yet most people in the US are terrified of them, hate them or both. What is it about traffic circles and roundabouts - which do nothing but safely, inexpensively and greenly direct traffic – that America can’t stand? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You probably can recite five right now. Commercial jingles are designed to hijack your working memory and implant a product or service and they really work. In this classic episode, learn about the history of these insidious and catchy advertising vehicles with Chuck and Josh. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Think tanks? More like stink tanks! We're kidding. Think tanks do valuable work, when they operate in a non-partisan way of course. Learn all about the history of these heady institutions today.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Join Josh and Chuck and a whole bunch of great people at the Gothic Theatre in Denver for this live show on game shows and their place in cultures around the world, recorded on June 28, 2018. You just come right on down, why don’t you? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Circumcision is a common practice in which the foreskin of a male's penis is removed, typically as a baby. In this classic episode, Josh and Chuck take a look at the origins, practices, and arguments for and against circumcision in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What started out as an egg timer at a London pub became a furnishing for bachelor pads before it took its rightful place as the most recognizable icon of psychedelia. The lava lamp became popular with people on LSD not once, but twice, decades apart. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Police lineups are something most people have never had any firsthand experience with. What you see on TV and in movies isn't so far off though. Learn about how these tropes work for real in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What was originally designed to encourage innovation by rewarding the people who create technological advances, the U.S. patent system has become a big mess. Wade into this surprisingly interesting mire to learn how to save this important institution. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Elimination diets are all about whittling down what you eat, then building it back up again in order to identify foods that don't work for your body. Is it safe? It can be. Learn all about this process in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

1946 was a particularly deadly year for hotel fires in the US. Fires killed hundreds of people in Chicago, Dubuque, Dallas and, in Atlanta, the worst hotel fire in American history broke out. Find out how they made staying in hotels safe. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Voodoo is a religion found in parts of Africa and Haiti that's often misunderstood. In this episode, Josh and Chuck separate the faction from the fiction as they explore how Voodoo really works. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Almost everything you know about pterosaurs is wrong. They weren't birds, they weren't flying dinosaurs and they weren't all pterodactyls. Which makes this a great episode for you to learn some new and amazing stuff about terrifying prehistoric beasts! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Get ready, folks. The ballpoint pen is far more interesting than you could ever imagine. For real. Brilliant in its simplicity. Took the world by storm. We love our ballpoint pens and you should too. Listen in today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

With the exception of lobotomies, no other psychological treatment has a worse reputation. But thanks to some thoughtful tweaks, ECT has lately emerged from the dark ages and toward the respectable forefront of treatment for major depression. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 2018, there's a man from a lost tribe still living deep in the jungles of Brazil who has been all alone since the mid 1990s. He's referred to as the Man of the Hole, and has had no face-to-face with modern humans. Who is he? We'll answer that question as best we can in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you’ve ever seen someone break a stack of boards or concrete blocks with a single karate chop you know what it means to experience awe. Board breaking is indeed cool but there’s also a lot of physics to help it along. Learn all about this secret art.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Whether you've been stuck in a traffic jam or forced to merge and avoid road construction, everyone's had a few bad experiences with traffic. But how does traffic actually work? In this episode, Chuck and Josh take a look at traffic waves (and bubbles). Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you go to the Internet you'll see a few people championed as all-time greatest conquerors - Alexander the Great, Genghis Khan and Atilla the Hun. Listen in today as Josh and Chuck dive into number three on this list, Atilla the Hun.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There are thankfully about as many ways to look for someone as there are ways to get lost. And the people who dedicate themselves to saving the lives of people who are missing take their job seriously. Learn about this fascinating world in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Back in 1966, the Supreme Court decided that suspects in criminal cases had the right to be reminded that they didn't have to talk to the fuzz if they didn't want to, as stated in the 5th amendment. Since that ruling, scores of other cases have shaped and defined the ruling that created a staple of police procedural dramas. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The U.S. military draft is far more interesting than you'd think. The process of conscription can get quite complicated, but we're here to clear it up for you. We'll also talk a bit about whether or not this could ever happen again.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For as long a shadow as it casts across the history of the Old West, the Pony Express was a failed business venture, doomed from the start, that only lasted 18 months. But since the last rider headed out with his bag of mail, its legend has only grown. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Cannon Ball Run is a cross-country car race famously portrayed in the campy 1981 movie "Cannon Ball Run." But it isn't fictional. Tune in as Josh and Chuck take you on a wild ride through the real (and colorful) history of this infamous race. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The incident at Dyatlov Pass is one of the more enduring wilderness mysteries of all time. Russian hikers found in various states of undress, frozen. What happened to them? Why were there weird internal injuries and no outward signs of distress? We'll delve into all the questions in today's episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s been about a decade since Josh and Chuck last checked in on recycling and since then a lot has changed. A global commodities market dealing in recyclables has developed and recently crashed. Jump back into the fascinating world of recycling.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Once in a while, all the necessary factors converge to produce a peculiar nationalized sexual fetish. In China, that fetish was foot binding and over a millennia three billion Chinese women's feet were brutally disfigured for men's pleasure. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

One of the oldest protected forms of speech comes from when a lawyer speaks with their client. Over centuries, this legal privilege has been protected and defined and still stands stronger than ever. Find out why a person’s ability to speak freely to their counselor is so highly prized and protected.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Join Josh and Chuck today as they take a fun look at some of the strange jobs that our ancestors did. It's a SYSK top 10, meaning there will only be eight or so.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Twinkies have a reputation for being so processed that they can last for years and years, but they're not as hardy as you'd expect. Uncover the sweet story of Twinkies in this classic SYSK. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

No matter which side of the political spectrum you fall on, you should be outraged about the practice of gerrymandering. Redrawing voter district maps to ensure political dominance is about as undemocratic as it gets. Please enjoy Josh and Chuck getting unusually worked up about this abhorrent practice.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1978, five friends set out for home from a basketball game. The next day, their car was discovered in a lonely mountain road. The next spring, their bodies began to turn up. What happened that night remains a mystery to this day.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Putting lasers in space to blast Soviet missiles out of the air was a very real part of Ronald Reagan's defense policy. While his "Star Wars" program was derided at home and abroad, historians are beginning to wonder if it didn't help win the Cold War after all. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The infamous Stanford Prison Experiment wasn't really much of an experiment as it turns out. It was more like a poorly thought out exercise conducted by a professor who didn't dot the i's and cross the t's. Listen in as Josh and Chuck give this experiment some harsh treatment of their own.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Diabetes is one of the biggest killers of people on the planet. And yet, it also seems to be tied to diet and exercise, which makes it preventable. Learn about the fascinating mechanisms that can make your body go haywire and lead to this disease.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Ponzi schemes. How do they work? And who's Ponzi? Join Josh and Chuck in this classic episode to discover how an Italian immigrant created a classic con that's still fleecing investors today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Narwhals are the unicorns of the sea. They're also whales with tusks. The tusks are really long tooths. Are you confused? Let us guide you!  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Teenage punks going through a phase probably come to mind when you think of anarchists, but anarchism is a legitimate political philosophy based on the idea that governments are unnecessary and do more harm than good. Could we actually live without them? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The earliest depiction of a condom is found in a 15,000-year-old cave painting. Ever since humans realized sex led to children, we've been using condoms to prevent pregnancy. Join Josh and Chuck for this comprehensive tour of all things condom. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Depending on who you talk to, Genghis Khan was either a sadistic madman or one of the great leaders in world history. One thing is sure, he was one of the most advanced military minds of all time. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When the birth control pill hit the market in 1960 it landed like a social bomb. Almost overnight, women gained the ability to separate sex from pregnancy and everything from feminism to patients’ rights centered on it.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When the Visigoths ruled Spain, they introduced the idea of battling bulls at festivals. Today matadors get paid $100,000 and perform in front of 50,000 fans. But is bullfighting an antiquated, abusive relic or a cultural tradition above reproach? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Skyscrapers are much more than tall buildings. They're world wonders as far as we're concerned. From design to construction, these babies are beautifully simplistic in all the best ways. Listen in today! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Tsunamis are amazingly devastating natural disasters. They're miles tall and wide, travel as fast as a commercial airliner and can wipe out entire coastal towns. And if the last couple decades are any indication, they seem to be getting worse. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There is a mysterious droning sound often described as like a diesel engine idling that is severely impacting the quality of life of 2 percent of people in places around the world. The thing is, no one knows what's causing it - or if it actually exists. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Frida Kahlo was a painter who transcended her own work to became an icon. Learn all about her fascinating and inspiring life and work in today’s episode.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1987, a very strange broadcast intrusion occurred in the city of Chicago. For just a couple of minutes, the odd TV character Max Headroom appeared onscreen in the middle of an episode of Dr. Who. He spoke in garbled tones, brandished a marital aid, and was spanked on the rear with a fly swatter by a person dressed in Annie Oakley garb. If this sounds weird, it is. It's the Max Headroom Incident. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The legend of King Arthur is very old and very established. By the time the king who saved Britain and united it was first written about, his story was already hundreds of years old. And while many of the details of his life and adventures, from the Lady of the Lake to Merlin the Magician, seem fictional some archaeologists believe that Arthur -- and much of his life -- was real. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the German town of Hameln a tragedy that took place on a specific date in 1284 and befell specifically 130 children is commemorated every year. Aside from those two details, the event is cloaked in mystery. What about the Pied Piper fairy tale is real?  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

If you aren't in the know, you may think drug courts are set up to quickly prosecute drug users and get them into prison in short order. Turns out it's just the opposite - they're empathetic courts set up to give people a second and sometimes third chance to kick addiction. Learn all about these courts today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Pinball was actually illegal until the 1970s in NY and other cities, hidden in the backs of pornography shops. The game was finally legalized, thanks to a Babe Ruth-style shot by the best player in the world. Learn all about it with Josh and Chuck. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You know the rule that says the simplest explanation is probably the correct one? That’s called a razor and it’s meant to guide logic. But over time it’s become a broadsword used to disprove opposing arguments. Learn how to spot a faux skeptic in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We live in a time where computers can beat the best humans in the world at chess, checkers, poker and video games. But these games are really just demonstrations of how intelligent our machines are growing. They’re growing more intelligent by the hour.  With special guest, Tech Stuff's Jonathan Strickland. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The idea that the larger the brain, the higher the intelligence is an old one, but it's pretty much utterly false. Modern investigation into how the brain works suggests there's a lot more to take into account when comparing brain biology to intellect. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The collar bomb heist is the crime caper that keeps on giving. Every time the story seemed like it was figured out, another layer appeared. Tune in today to hear Josh and Chuck detail this very odd and twisty story.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A quinceañera is the celebration of a girl of Hispanic heritage becoming a young woman on her 15th birthday. It involves family, friends, music and a lot of great food. Join Josh and Chuck as they don their favorite pink dresses and go over this wonderful tradition.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Cremation is a burial process practiced around the world, but how exactly does it work? Josh and Chuckers take a detailed look at cremation's history, practices and controversies in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Hundreds of thousands of people drown around the world every year, and yet it can be easily prevented and is widely misunderstood – like how you can officially drown but live to tell the tale, or how you can drown but die days later.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When your life is as outsized as the World’s Greatest Showman PT Barnum it’s pretty easy to - you know - gloss over the grimmer aspects when you turn it into an uplifting musical movie. But the way to understand a person is to look at them, warts and all. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In this classic episode, Josh and Chuck discuss whether there are any truly "undiscovered" groups of people left on the planet, the definition of undiscovered -- and why groups might want to avoid modern civilization. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For almost 70 years, North Korea has been the bane of South Korea, Japan and the US or has stood as the sole defenders of the Korean homeland from the American hordes, depending on who you ask.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Nepotism is something that is very hard to avoid, and very hard to resist, even if you know it may be the wrong thing to do. We all love helping out families get ahead, but you're also costing someone else an opportunity when you play ball. Learn all about nepotism in today's episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For the 50th anniversary of the assassination of President John F. Kennedy in Dallas, Josh and Chuck delve into the killing, the investigations and the conspiracy theories to get to the bottom of an enduring national question. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

A fascination with fire is part of every kid’s childhood, but it’s meant to be passing. For some people, fire becomes the central focus of life, and the urge to set a fire becomes an irresistible impulse. We think. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Believe it or not, there's a lot more to Emojis than meets the eye. Turns out their history is pretty interesting stuff. Join Josh and Chuck today as they tell the tale of the little faces that we all love to hate.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Whether using polished metal surfaces or clear glass, human beings have enjoyed admiring their reflections for centuries. In this episode, Josh and Chuck reflect on the types, mind-melting physics, superstitions and rather interesting history of mirrors. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Not once, but twice in the 1970s people buried amazingly valuable Ferraris, arguably the greatest sports cars ever built. One was dug up after being secretly buried; the other was put in the ground forever. These are their stories. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Unabomber was one of the most notorious and longest lasting cases in the history of the FBI. Just because the manifesto reads like he was a fortune teller doesn't make his actions any less deplorable. Learn all about this fascinating case in today's episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In this classic episode, Chuck and Josh test the limits of their decorum as they explore the physiology of an orgasm. Learn all about this inexplicably taboo subject (including how even women who are paralyzed can experience orgasms). Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Paramedics are not EMTs. Or fire fighters. Or cops. But they do ride around in ambulances (and drive) to help to save lives. It's a stressful job and we're here to shine a light on this noble profession.  Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

One of the worst legacies of war are the millions of landmines left behind. They hide for decades after a conflict is over, exploding beneath unsuspecting civilians and children. To many, removing mines and banning new ones is of paramount importance. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Pop quiz: What word denotes a nation of people, a last name and an occupation? If you guessed 'Sherpa,' then congratulations: You're correct. But what exactly is a Sherpa? Tune in and learn more as Chuck and Josh explore the culture of the Sherpa people. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1974 the CIA undertook one of its most brazen operations – secretly raising a sunken Soviet submarine lost in the middle of the Pacific Ocean right under the noses of the Russian Navy. With the help of billionaire recluse Howard Hughes, obviously. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Historical words often morph and change to take on new meanings. Today on the podcast, Josh and Chuck sit down and talk about a handful of them, their original meanings, and how they changed over the years to reflect almost nothing about their original use. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You know how when you see a guide dog leading a blind person to their destination and you think, "There goes a truly great dog?" It turns out you are absolutely correct. Guide dogs are about as special as dogs can get and it's through years of hard work. Learn about the ins and outs of guide dogs in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When getting a medical diagnosis, it's important to understand the terms. Negative is good, positive is bad, false positive is great in a way, but false negative is the worst. Learn all about false positives, when your tests indicate you have a disease of some kind when you don't, and what this means in the medical community at large. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Meals on Wheels is one of the great charitable organizations in the world, providing much-needed nutrition for elderly people in need. It also has a pretty interesting backstory, starting in multiple places in different countries almost simultaneously. Learn all about this great group of folks in today's episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

As ubiquitous as they've become, it's easy to overlook the marvels of engineering that are subways. Chuck and Josh go boring as they explore these systems of tubes that must circumnavigate rock, rivers, cables and more to get you where you're going. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the 1940s, a tiny town outside Boston volunteered to be test subjects in a study that would become one of the longest and broadest in the history of medicine. Originally designed to study heart disease, it's revealed things about plenty else too: everything from evolution to selecting a spouse. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the 19th century, in isolated villages and godforsaken towns in rural New England, people began to suspect their deceased family members had become undead. Thus began everything we know today about killing vampires. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The concept of trickle-down economics is tied to Ronald Reagan, but the idea's been around and in use since the 20s. It's simple: Give more money to the wealthy and they can use it to rev up an economy. But is the whole thing just a scam? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

E-cigs, vapes, whatever you call them they have been touted as a safer alternative to tobacco and even a way for people to quit smoking. But recent studies have found that perhaps they’re not so harmless after all. So who’s right? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When it comes to the animal kingdom, SYSK has covered a wide range. This week, the guys dive into the frigid waters of the Arctic to delight in everything that is the huggable, lovable walrus. From their tendency to sticking together in tough times, to the strange noises they make to attract a mating partner, the walrus is now in the running as one of Josh and Chuck's favorites. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You've seen them in your home and probably squealed in terror, but now it's time to learn all about cockroaches. From their ability to run incredibly fast to the appendage that alerts them when you're about to whack them with your shoe, cockroaches are fascinating creatures that deserve your respect. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Since a 1906 revival in Los Angeles, people around the world say they’ve been cured by the Holy Spirit after preachers with the Gift of Healing laid their hands on them. Skeptics scoff, but science’s explanations are kind of vague. So what’s going on here? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Anyone who ever picked up a comic book as a kid probably marveled at the ads for the mysterious Sea Monkeys. In reality, they are just brine shrimp, not fantastical beings with magical powers. But the story behind the invention of the Sea Monkey is tale all its own. Listen in today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Off Nova Scotia, the tiny spit of land called Oak Island has been host to waves of treasure hunters for more than 200 years. Some of them lost their lives in the search for a treasure reputedly buried in a deep pit. But is anything really there? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For this special live benefit episode recorded in Atlanta, Josh and Chuck go back to the 70s and look at the decidedly ungroovy course of events that led to Ford recalling its Pinto after people started burning up in them. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Sure knives can cut through a steak or slash through jungle vines, but probably the coolest thing you can do with a knife is throw it. At a person mounted to a wooden wheel. Spinning around. While you’re blindfolded. Learn all about the impalement arts in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You may be surprised to learn those ubiquitous ratings, from G to NC-17, put on movies in America are actually handed down by anonymous employees of a secretive organization that serves as a lobbying firm for Hollywood's six biggest studios. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Rosa Parks finishes out our Black History Month episodes in grand fashion. While most know her from that fateful day on the Montgomery city bus, she actually had a long life as an advocate, protestor and agent of change. Join us today as we celebrate one of America's great history makers. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

For millennia people have been amazed by legends of wild children found in the forest or jungle, sometimes raised by animals like wolves or apes. But it turns out these stories may actually be true in some cases and may actually have been children with cognitive impairments who were abandoned by their parents. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

As early as 1786, groups assembled to help slaves escape lives of bondage. And, as the 19th century progressed, the emergent Underground Railroad grew more sophisticated in aiding escaped slaves. But how did it work? Join Josh and Chuck to learn more. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Harriet Tubman is a legendary figure in history, but the details of her life are even more remarkable than what you may have learned in school. Listen in today as Josh and Chuck pay tribute to a true icon of African-American history. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

What must be one of the most famous natural disasters in history took place when Mt Vesuvius buried Pompeii in 79 CE. But when the town was resurrected 1700 years later, a new chapter in its history was written. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In this episode of Stuff You Should Know, Josh and Chuck discuss Narco States, places where illegal drugs are traded openly with government support -- or without government interference. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In 1928 Bessie and Glen Hyde attempted to navigate their way through the belly of the Grand Canyon in a homemade boat. They disappeared without a trace and their mystery endures all these years later. Listen in today to hear all about the tragic and mysterious disappearance of the Grand Canyon Newlyweds. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the 1960s, a very cool machine debuted at the Seattle World's Fair - the Mold-A-Rama. It made real plastic toys on-demand from melted plastic pellets, to the delight of children and adults alike. They didn't last too long, but can still be found at various locations all over the United States and their retro-cool stylings are still a hit. Learn all about these cool machines today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Bossing a lion around in front of a crowd at a circus has been an attraction for 200 years, but exactly how lion tamers get their captive wild animals to comply has evolved over time. Take a peek in the jaws of this odd profession with Josh and Chuck. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It's been the subject of teenage conversation for decades already, but now you can join Josh and Chuck as they dive into the science of how pot and booze affect your body, mind and behavior and learn which one comes out on top. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Listen in today for the conclusion of the story of the Manson Family Murders. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Most people have a basic understanding of how prisons work, but it's often heavily influenced by fiction. What's it really like behind those bars? In this episode, Josh and Chuck reveal the practices, controversies and harsh realities of prison life. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The '60s ended with a lot of turbulence, not the least of which was the Manson Family Murders. What made Charles Manson so alluring to his family? What makes one person kill for another? And what did The Beatles have to do with it all? Learn all this and more in this two part episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You may be familiar with compulsive hoarding from TV, but something that’s often missing from those shows and the news is the deep and overwhelming shame that this disorder creates in its victims who are neurologically incapable of parting with their stuff. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Since Winston Churchill predicted we'd grow meat in a lab by 1981, researchers have considered doing just that. And thanks to the current work of about 30 groups, we may be only years away from mass-produced artificial meat. But will anyone eat it? Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It’s a super 70s thing, sure, but hang gliding is a thrill ride for the ages. So strap in with Josh and Chuck and learn all about the earliest method of human flight, originally created by a German man who flew over 2000 times before dying in a crash! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Public monuments can be removed for a variety of reasons, from public sentiment changing, to governments being overthrown, to just being downright ugly. Learn all about this hot button topic today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

In the 19th century, typhoid was considered a disease of the lower classes. When an outbreak occurred in wealthy Oyster Bay, New York, a mystery was afoot. Tune in to learn how this event began an ongoing debate over public safety versus civil rights. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Invasive species can mean a lot of things, from fungus to feral pigs and European starlings to kudzu vines. Basically, it's anything brought to a place, either by humans or nature, that didn't originate there. They aren't always a problem, but many times they can wreak havoc on the local ecosystem. Learn all about these invaders today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

When the Mary Celeste was discovered floating and abandoned in the middle of the Atlantic Ocean one day in 1872, the legend of the ghost ship was born. Why did the Mary Celeste’s crew disappear? Was it pirates? Mutiny? UFOs? Well, probably not that last one. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The term "one-hit wonder" gets thrown around a lot, and - yes - you probably are using it correctly, but Chuck Bryant went to the trouble to really define what makes a one-hit wonder in the article this episode is based on. Join him and Josh as they get to the bottom of this disparaging term. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Impeachment is does not necessarily mean a president is removed from office. But it could. It's a fascinating procedure that has been crafted and shaped over the years because of a lack of detail in its initial definition. Listen in today to learn all about the weird and wacky process of impeachment. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Ever since Victorian orchid hunters ravaged the tropics in search of unique specimens to sell for ludicrous amounts of money, the West has been gripped by orchidelirium. Small wonder since orchids are not only beautiful, they’re among the most interesting plants on Earth. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

You use it every day to overcome your lower self (which wants you to eat cake until your vision blurs) in pursuit of the goals of your higher self (which wants you to not develop Type-II diabetes). Yet it was only in the 1990s that researchers began to understand what makes our willpower and how it behaves. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

We finish our tour of the best sights of the ancient world when we get deep into the history of a lighthouse that stood for 1200 years, an unsettling statue of Zeus, the world’s first mausoleum, and Chuck’s favorite, the Colossus of Rhodes! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Long before slide rulers and pocket protectors, civilizations across the world used their noggins to build some impressive structures. Almost all have crumbled to ruins over the millennium, but thanks to the earliest tourists, we admire them still today. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Long ago, in a galaxy not so far away, George Lucas allowed the Star Wars Holiday Special to be made. What happened on the night of November 17, 1978 can never be fully explained, but we make our best effort in a very special edition of SYSK. May the force be with us all. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

It's the most wonderful episode of the year! Join Josh and Chuck as they ride their sleigh through the debate over whether Die Hard is a Christmas movie, the Rockefeller Center tree, a boozy holiday recipe and plenty more great holiday tidings! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

This week Josh and Chuck dive into the world of narcissism, one of the most perplexing and disturbing disorders humans can have. Learn all you ever cared to know about people who largely are centered on the self, lack empathy and don't understand what the problem is with that behavior. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Population may not seem like the most scintillating topic in the world, but Josh and Chuck beg to differ. Join them as they explore how population works, from demographics to population control, in this episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The Globe of Death – el Globo de la Muerte to our Spanish-speaking friends – is perhaps the greatest of all the circus arts. It requires no smoke, no mirrors, only motorcycles, a giant sphere and fearless riders with the will to bend physics. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

The word doula in Ancient Greek might mean "female servant" but it's really not a great description of the 21st century job. Doulas are birth coaches who help women get through the process of childbirth as efficiently and painlessly as possible. They aren't midwives or nurses, but they can provide an invaluable service as advocates. Learn about the deal with doulas right now! Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

There are few things more futile than trying to count all of the money in the world. Even many governments have no idea how much currency they have issued. But that won't stop Chuck and Josh from trying and explaining why we can't be sure how much money exists and the problems with flooding the world markets with bread. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

Flight attendants have come a long way. From having to put up with rampant sexism, to the current incarnation as your first line of defense in case of an incident, they are valued airline employees. Learn all about this cool job in today’s episode. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers

No one - no one - likes to vomit, but there are some people who would prefer to die rather than vomit, people who spend their days worrying they will vomit at any moment and become so obsessed they curtail their lives to prevent it from happening. Learn more about your ad-choices at https://news.iheart.com/podcast-advertisers