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 this classic episode. See omnystudio.com/listener for privacy information.

You know all of those cords and cables and wires that we use to connect our stuff to the electrical grid so they’ll, you know, work? Imagine a day when energy flies through the air like wifi, utterly cord-free. Well, imagine no more! That day is coming!See omnystudio.com/listener for privacy information.

Smudging is the process of wafting around the smoke of burning white sage. What is it good for? Listen in and find out.See omnystudio.com/listener for privacy information.

If you grew up outside of Africa, you might know Haile Selassie’s name from reggae music - the man who ruled Ethiopia is considered a god in Jamaica. In Ethiopia opinions are more varied. See omnystudio.com/listener for privacy information.

In 1968, Paul Erlich published The Population Bomb, predicting coming famine and mass death. Erlich's predictions didn't pan out but his ideas launched a debate still raging today. Learn all about it in this classic episode.See omnystudio.com/listener for privacy information.

David Hahn was a kid who was really into science. So much that he built a nuclear reactor in his mother's potting shed. And it worked. See omnystudio.com/listener for privacy information.

One of the world’s cultural treasure troves were created in West Africa. But for over a century they’ve been held in museums outside of Africa. In fact, an estimated 95 percent of Africa’s cultural heritage is kept in museums overseas.See omnystudio.com/listener for privacy information.

Charles and Ray Eames were superstar designers who dreamed up some of the most iconic pieces of furniture ever made. And they did much more than that.See omnystudio.com/listener for privacy information.

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 with Josh and Chuck in this classic episode.See omnystudio.com/listener for privacy information.

Like is a very divisive word. Purists think it's like, a filler word born in the 80s that's like, destroying the English language. Turns out none of these are like, true. See omnystudio.com/listener for privacy information.

There’s a great origin story behind snake oil salesmen, and it has to do with just one guy who singlehandedly gave it a bad name.See omnystudio.com/listener for privacy information.

There was a brief period in America’s history – after people left the farm to work in the city and before the government started regulating it – when there was a total, lawless free-for-all in the food industry. Things were bad. Really, really bad.See omnystudio.com/listener for privacy information.

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 this classic episode.See omnystudio.com/listener for privacy information.

Do teachers and managers give special treatment to those who they're told have great academic or professional promise? Does this create a self-fulfilling prophecy, regardless of the truth? That's just part of the fascinating Pygmalion Effect.See omnystudio.com/listener for privacy information.

Why are all school buses the same color? Because one man made it so. This is that story. See omnystudio.com/listener for privacy information.

Whether you know it as Clue or Cluedo, the whodunnit mystery board game is one of the best of all time. Learn all about the history behind the game’s development, and strategies on how to crush your fellow players as soundly as Chuck’s wife crushes him.See omnystudio.com/listener for privacy information.

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? Find out more in this classic episode.See omnystudio.com/listener for privacy information.

How did the sleepy Nevada town of Las Vegas become LAS VEGAS? Well, we'll let you know over the course of about 45 minutes. See omnystudio.com/listener for privacy information.

Wainscoting is a beloved and time-tested decorative way to spruce up your walls. But what is it anyway? Listen in to find out.See omnystudio.com/listener for privacy information.

Tune in today to listen to the story of when North Hollywood became a war zone after a brazen bank robbery. See omnystudio.com/listener for privacy information.

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. This classic episode features a special guest, Tech Stuff's Jonathan Strickland.See omnystudio.com/listener for privacy information.

One thing you could do is create your own language. Some people do and for lots of different reasons. LL Zamenhof created Esperanto to try to bring about world peace. It worked, but on a less-than-global scale.   See omnystudio.com/listener for privacy information.

Jumping into a cold pool after a long sauna or hot tub can be pretty great. Saunas have proven health benefits like lowering blood pressure; cold plunges are shown to reduce inflammation. Why not combine them? A bunch of safety reasons, bucko, that’s why.See omnystudio.com/listener for privacy information.

The murder of Ken McElroy comes off like a story from a cheap paperback book you’d get to read on a plane. But this is a true crime story, set in Missouri in the early 80s. And boy does it pack a punch.See omnystudio.com/listener for privacy information.

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. Get an earful of the stuff in this classic episode.See omnystudio.com/listener for privacy information.

We all know what happened at Jonestown, but who was Jim Jones before the tragedy at the People's Temple?See omnystudio.com/listener for privacy information.

Back in 1994, Nederland, Colorado found out it had a resident it hadn’t accounted for.See omnystudio.com/listener for privacy information.

Dry cleaning is one of those things that we’re all familiar with but don’t actually know much about. That will hold true no more! Learn about all the ins and outs of the dry cleaning biz, some of its toxic secrets, and some spot removal tips too!See omnystudio.com/listener for privacy information.

The annals of history hold a special place for people who have carried out treachery and betrayed their own. Thousands of years later, their names are still synonymous with being a scoundrel around the world. From Marcus Brutus to Vidkun Quisling and more, in this classic episode Josh and Chuck examine some of the bigger turncoats to live -- and exonerate others.See omnystudio.com/listener for privacy information.

You’ve probably seen cranes moving elegantly in the sky, but did you know what an important role they play in their surroundings? Learn all about cranes in this episode on cranes.See omnystudio.com/listener for privacy information.

What kind of black magic goes into deciding who makes the NYT Bestseller List? Well you probably don't know the whole story unless you work there.See omnystudio.com/listener for privacy information.

Tune in today to listen to the amazing story of Colorado River guide Kenton Grua's wild 277 mile record-breaking speed run down the center of the Grand Canyon. See omnystudio.com/listener for privacy information.

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. Explore his entire legacy in this classic episode.See omnystudio.com/listener for privacy information.

When George W Bush and Al Gore ran against one another, most pundits predicted a tight race. Absolutely zero of them predicted the election would come down to a few hundred votes. Today, we still don’t know who won.See omnystudio.com/listener for privacy information.

The story of why blueprints were blue is more involved than you think. It involves a chemical process and the Prussian Army. Yeah you heard me right.See omnystudio.com/listener for privacy information.

Hello, friends! Join us today for our annual live show release, recorded in beautiful Nashville. On the docket? The Biosphere II Experiment!See omnystudio.com/listener for privacy information.

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. Find out about our best ideas in this classic episode.See omnystudio.com/listener for privacy information.

It’s all fun and games to think about how backwards and misguided some things people did in the past were until you realize we’ll be “the past” one day. What do we do now that will seem primitive then and how will they be better in the future?See omnystudio.com/listener for privacy information.

Can you imagine a color so alluring that even though you know it’s toxic you’d still use it to your heart’s content? The Victorians certainly could.See omnystudio.com/listener for privacy information.

They seem gross and bothersome at first, but once you get down to ground level and get to know snails, we’ll bet you’ll grow quite fond of them. They are living in a whole world we’re largely unaware of. See omnystudio.com/listener for privacy information.

They are dirty, harmful to your health, bad for the environment and utterly charming. Wood-burning fireplaces have been with us for centuries and, despite their many drawbacks, are sticking around. Learn more than you thought possible about the fireplace, in this classic episode.See omnystudio.com/listener for privacy information.

Happy Holidays, friends! Tune in today to listen to our annual ad-free holiday extravaganza. There will be talk of merriment and joy!See omnystudio.com/listener for privacy information.

Just three years after the lightbulb was invented a compadre of Thomas Edison thought to use them to decorate his Christmas tree. It set off a sensation that’s gotten more popular each year since.See omnystudio.com/listener for privacy information.

The world has seen a lot of weird investment bubbles in its time, but few of them rival the fever that gripped the world in the 90s after Beanie Babies took off. Let’s visit this strange chapter in toy history together.See omnystudio.com/listener for privacy information.

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.See omnystudio.com/listener for privacy information.

There are many types of dictators, from so called "benevolent" ones to the kind who rule with an iron fist. There are also many ways they can come into power, and they don't all include violence. Learn all about dictators past and present in this classic episode.See omnystudio.com/listener for privacy information.

The Skeleton Army was a rowdy group of folks in England who battled, sometimes violently, with the Salvation Army - largely against  their efforts to keep people from drinking and having a rowdy good time. Listen in today!See omnystudio.com/listener for privacy information.

Josh loves pickles but hates cucumbers. Chuck loves cucumbers but hates pickles. WHO WILL WIN?See omnystudio.com/listener for privacy information.