Stuff You Should Know

There is an extremely rare condition where the sufferer is convinced that everyone around him is an impostor posing as their friends and family. Learn about the neurology behind this strange and sad mental disorder in this episode.

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You can trace the origin of men dressing as women in public back to classic Greek theater, but modern drag queens owe their real inception to vaudeville. Dip your toe into the politics and culture of this unique phenomenon with Josh and Chuck.

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Sure, you know that trees have an impact on climate change: to wit, fewer trees mean more atmospheric CO2. But did you know that trees can actually impact local and immediate weather? Learn about why you should love trees even more than you do.

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Before Jamestown became the first successful English colony in the New World, an entire group of settlers vanished. For the last 430 years, Roanoke has been an American mystery. Learn the theories of what became of the lost colonists in this episode.

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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 episode.

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Entire TV shows are dedicated to them and Americans love to watch a live one, but police chases aren't as routine as they seem. While police assert chases are important tools, critics say cops engage in chases too often and too easily.

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With Post-traumatic Stress Disorder the sufferer relives, over and over again, the worst moment of his life. What's worse is medicine still doesn't know how to treat it. Learn about this condition and how it's leading to an understanding of memory.

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Cicadas are crawling out from underground, where they have been hiding in the darkness for almost two decades. As of May 2013, they're invading the East Coast from North Carolina to New York. But why? Learn more about cicadas with Josh and Chuck.

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In the 87 years since they were invented aerosol cans have protected soldiers, temporarily fixed flat tires, killed a boy who used too much deodorant and had their contents banned by most countries for wrecking the ozone layer. Tune in to learn more.

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With the exception of lobotomies, no other psychological treatment has a worse reputation. But thanks to some thoughtful tweaks, ECT has lately emerged from the dark ages and toward the respectable forefront of treatment for major depression.

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