Stuff You Should Know

By all rights there should be three sets of molars in your mouth. But it turns out that our skulls aren’t really set up to accommodate that many anymore. Exactly why depends on who you ask.

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In the 1970s, conservation groups around the world rose up to protect dwindling whale populations, some on the verge of extinction. They all worked under the same banner: Save the Whales! It turned out to be one of the most successful campaigns ever.

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Fever dreams can be unsettling experiences. These ramped up nightmares are vivid, detailed and only happen when the human body experiences a fever. What is it about the combination of fevers and dreams that make these night terrors so hellish? Learn all that and more in this classic episode.

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Humanity’s created a lot of neat things over the eons and starting in the 1940s, the UN created an agency focused on preserving those things for the whole world and future people. But that mission is in danger of becoming only about branding and money.

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There’s a kind of bird that lots of people think is a real jerk. And it kind of is. But in the brown-headed cowbird’s defense, it’s just evolved that way. Find out why it has such a bad reputation among bird lovers in this Short Stuff.

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Once in a while someone comes up with a solution for a problem we didn’t know we had, and maybe even a problem that didn’t even exist. Even more rarely, the stars align just right so that some crackpot invention captures everyone’s imagination.

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In this classic episode Josh and Chuck sit down and detail the complicated life of the late, great Sammy Davis Jr.

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In 2014 a ferry carrying hundreds of South Korean high school students on a field trip sunk, killing almost everyone on board. Hauntingly, their deaths were fully avoidable: everyone from the dock inspector to the Coast Guard to the president failed them.

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The Japanese Cherry Blossom is a sight to behold. But how did they get to Washington D.C.?

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We all love to tour our generation's superiority, but who decides where the split occurs and what to name it? And is this even a thing or just an arbitrary division?

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If you think secretly coded messages sent via short wave radio is Cold War relic, think again. In this classic episode, Chuck and Josh are here to dispel that myth, along with many others relating to numbers stations, including why they might still be operational.

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The worker co-op has a rich tradition and can work a variety of ways. Join us as we dig into the nuts and bolts.

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If you think Spring Break started with northern college kids heading to Florida to party, you'd be correct. But there's slightly more to it than that. 

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Jump in today to hear all about the disaster that was the movie ROAR.

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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 in this classic episode.

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Deciding how to share water is pretty important stuff when there isn't much of it around. Today we dive into the Colorado River Compact.

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Pretty much everyone agrees that English is a chaotic language. There are nutso rules of grammar and spelling other languages don’t have. More than once, movements have emerged to simplify English and each time they were beaten back with a vengeance. 

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Lots of nations gauge the health of their country by how the middle class is doing. There’s just one issue with that – no one can say exactly what defines the middle class. But even when you take a guess, it seems like the health isn’t so good these days.

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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 classic episode tells the story of Lars Mittank.

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