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 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