Stuff You Should Know

Science doesn't have a good explanation for why we sense color, yet it is everywhere and affecting us all the time. But why should minutely different wavelengths of light have such an impact on our moods and motivations? Explore these questions and more with Josh and Chuck in this classic episode.See omnystudio.com/listener for privacy information.

Humans exercising for better health has not been around that long. Today we dive into this fun history as we cover why and when we started this now commonplace pastime. See omnystudio.com/listener for privacy information.

If you watch the news and hear the pollen count is high for some particular type of plant then it’s high time you learned how they do that.See omnystudio.com/listener for privacy information.

The Bechdel Test is a is a measure of the representation of women in film. You'd be surprised how many movies fail. See omnystudio.com/listener for privacy information.

You know those shows where people wearing sensible shoes jog dogs around in circles? They actually represent the pinnacle of a long and complex path to glory for dogs and their owners. Join Chuck and Josh as they peek inside the American dog show in this classic episode.See omnystudio.com/listener for privacy information.

It’s totally bonkers that in the US and other countries, the job of determining the guilt or innocence of an accused criminal – whose life may be at stake – is left not to experts in law but to a group of random citizens. Even crazier, it generally works!See omnystudio.com/listener for privacy information.

Mood Rings were all the rage in the 1970s. Then they went away, and fast. What's your color today?See omnystudio.com/listener for privacy information.

Not too long ago we thought that germs were the cause of most diseases, leading to germ theory. But when we look at maladies from heart disease to Alzheimer’s one commonality stands out: inflammation. Could it be we’ve found the root cause of all diseases?See omnystudio.com/listener for privacy information.

It has been called a "glorified spring", but Slinky is one of the best selling toys of all time. From accidental origins to an unlikely resurrection, Slinky has a pretty great back story. Learn all about it in this classic episode.See omnystudio.com/listener for privacy information.

TV weather people can seem corny and maybe a little nerdy, but beneath that toothsome exterior lies the heart of a lonely warrior of science, one who is often overlooked as the hardest working member of the news team. Learn all about these unsung heroes. See omnystudio.com/listener for privacy information.

Who is Frances Kelsey? Well, she's a semi-unsung hero of the FDA whose work helped save a lot of kids from congenital disorders and even death. Listen and learn!See omnystudio.com/listener for privacy information.

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 how it's evolving in the age of social media in this classic episode.See omnystudio.com/listener for privacy information.

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/listener for privacy information.

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.

In 1970, roboticist Masahiro Mori wrote an essay that said the closer robots come to lifelike, the more they unsettle humans. His theory became the Uncanny Valley, and science has been evaluating it – and what makes something creepy - in recent years. Learn all about it with Josh and Chuck in this classic episode.See omnystudio.com/listener for privacy information.

One of the all-stars of the hobby world is collecting baseball cards. Over time it’s gone from a kids’ hobby to a major investment vehicle, complete with its own bubble that recently burst. But at the heart of it is something both engrossing and endearing.See omnystudio.com/listener for privacy information.

You know when you read a word over and over it starts to lose its meaning? There’s a term for that and why it happens is fascinating.See omnystudio.com/listener for privacy information.

Floyd Collins was a natural-born caver who met a terrible fate, becoming stuck underground where no one could get him loose. His unlucky, slowly unfolding plight also turned out to be one of the first national media sensations of the 20th century.See omnystudio.com/listener for privacy information.

Anyone who knows anything about Jean-Claude Van Damme knows he played a French legionnaire in the movies. He was just one of many actors to star in films that romanticized this mercenary force. Check out the details in this classic episode with Josh and Chuck.See omnystudio.com/listener for privacy information.

Chuck and Josh were around during the Golden Age of the arcade. And look how they turned out! Join them on a trip down memory lane. See omnystudio.com/listener for privacy information.

John Cage was a unique artist to say the least. Learn all about this avant-garde composer today.See omnystudio.com/listener for privacy information.

Amaro is a delicious traditional liqueur, usually from Italy, that has delighted diners and drinkers for centuries. Tune in to learn all about this wonderful digestif. See omnystudio.com/listener for privacy information.

During World War II, Nazis invaded the United States with saboteurs bent on fomenting chaos. Three times. Learn all about it in this classic episode.See omnystudio.com/listener for privacy information.

You may have heard your parents or – gasp – grandparents prattle on about how amazing the original 1969 Woodstock Festival was. It turns out that, as much as people who lived through the 60s like to talk them up, Woodstock really was that amazing.See omnystudio.com/listener for privacy information.

Paprika is more than a smoky Hungarian spice. Actually, that's not true, that's exactly what it is. But it sure is delicious!See omnystudio.com/listener for privacy information.

A noncompete agreement, a pledge not to work for a competitor for a set amount of time, makes sense – when the worker is well compensated and privy to company secrets. But that doesn’t describe the vast majority of workers who’ve signed noncompetes.See omnystudio.com/listener for privacy information.

In this classic show recorded live on January 5, 2017 at San Francisco’s Castro Theatre, Josh and Chuck delve into the history and the heyday of the church of consumerism and what it means for local communities and our capitalist society at large when malls die.See omnystudio.com/listener for privacy information.

Crossword puzzles have an interesting history and are a lot of fun to do. Dive in today to learn about Chuck's latest obsession.See omnystudio.com/listener for privacy information.