Stuff You Should Know

It's funny how similar The Colosseum in Rome is to modern day arenas. They really had it figured out. Tune in today to learn all about this early entertainment venue.  See omnystudio.com/listener for privacy information.

Does the human body really replace itself every few years? The answer is yes, but different parts of the body do so at different rates. Learn all about which parts of your body are the speediest, and which take the longest to regenerate, in this classic episode. See omnystudio.com/listener for privacy information.

Smell-O-Vision was a post-war movie theater gimmick that delivered well-timed scents to the noses of audiences to align with the movie. Did it work? Sort of. Did it ultimately fail? Yes. Does that mean it has gone away forever? No. See omnystudio.com/listener for privacy information.

There’s a theory that all of us have a maximum number of friendships that we can maintain – 150, to be exact. Suspiciously exact, really, if you think about it. See omnystudio.com/listener for privacy information.

Another classic toys edition is at your collective feet. Today, we dive into the soft, padded world of NERF! See omnystudio.com/listener for privacy information.

When a suspect or prisoner goes on the lam there are plenty of ways to hide: in plain sight, in the mountains, in another country. There are as many types of ways law enforcement uses to track wanted people as their are ways to go on the lam, but there are some founding principles to carrying out a successful manhunt and they actually include you. Learn about how the fuzz tracks down fugitives and...

It might not be the sexiest topic we’ve ever covered (and by “might”, we mean “definitely”), but there are some things you just need to learn about and this deadly and undetectable gas that’s part of our everyday lives is one of them. So buck up. See omnystudio.com/listener for privacy information.

Botox can chase away the lines on your face, apparently it can chase away your depression, borderline personality disorder, and anxiety too. See omnystudio.com/listener for privacy information.

Today we dive in to celebrate the international treasure that is Dolly Parton. Why is she nearly universally loved? Listen in to find out.  See omnystudio.com/listener for privacy information.

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

We've wanted to contact extraterrestrials for as long as we've suspected they're out there. But as we get better and locating potentially inhabited planets, beaming messages their way is suddenly posing a threat.  See omnystudio.com/listener for privacy information.

Routines are a key part of a successful life. Ask anybody about theirs and they'll be happy to share! See omnystudio.com/listener for privacy information.

It sounds controversial, but there are persuasive arguments for the wealthy Global North to write off the debts lower-income nations have accrued. Some say the US and Europe actually owe it to them. This is one of those boring ones you shouldn’t skip. See omnystudio.com/listener for privacy information.

Sure, you've probably laid in one at the store or a funeral home, but how much do you know about receptacles used to bury the dead? We'll bet you'll learn plenty - like the difference between a coffin and a casket - in this classic episode. See omnystudio.com/listener for privacy information.

John Brinkley was perhaps the biggest quack who ever claimed to be practicing medicine. Learn all about this not so good guy today! See omnystudio.com/listener for privacy information.

Thanks to green algae, there's such a thing as red snow. And we've recently found it can accelerate global warming. Look out! See omnystudio.com/listener for privacy information.

At 13,000 feet the ground is nothing but far-away squares of land, and you can even see some clouds below you. All of a sudden you find yourself plummeting downward. There are very few thrills like jumping out of a plane with a parachute. See omnystudio.com/listener for privacy information.

It turns out that the characters in your favorite TV shows and the like are actually dead, dreaming, dying or don't exist. Explore some strange fan theories with Josh and Chuck in this classic episode. See omnystudio.com/listener for privacy information.

If you've ever wanted to learn more about playing cards, now is your big chance.  See omnystudio.com/listener for privacy information.

It's been all over the news, Beethoven's DNA has revealed some interesting things about his health. See omnystudio.com/listener for privacy information.

Humans’ first attempt at civilization went pretty well for the first thousand years. Important stuff like the wheel, writing, math, art, and diplomacy came out of it. But then, in the blink of an historical eye, it all mysteriously failed. What happened? See omnystudio.com/listener for privacy information.

It was only since 1958 that the Jet Age began, and jet lag became a real condition. Also known as desynchronosis, jet lag can lead to all manner of ailments, from sleeplessness to irritability to diabetes and cancer. In this classic episode, learn about how the body's natural clock runs normally and what happens when it gets out of whack when we cross time zones quickly. See omnystudio.com/listene...

Dowsing, aka water-witching has been around a long time. And you might be surprised that's still a thing. We get into all the nitty gritty of this pseudo-science today.  See omnystudio.com/listener for privacy information.

There’s a little-discussed trend you might run into at your favorite theme park – people scattering the ashes of a loved one on rides. Here's hoping you don't literally run into it. See omnystudio.com/listener for privacy information.

Back when cars were a brand new thing, before people even knew they'd stick around, two men and a dog drove from San Francisco to New York. This is their story.  See omnystudio.com/listener for privacy information.