Stuff You Should Know

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Latest Episodes:

What's so special about Route 66? Aug 05, 2010

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In this episode, Josh and Chuck hit the open road as they explore the history, allure and decline of America's most iconic highway: Route 66.

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How Quantum Suicide Works Aug 03, 2010

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In this episode, Josh and Chuck tackle a mind-melting topic: quantum physics! They ponder subatomic particles and various quantum theories, focusing specifically on a thought experiment called quantum suicide.

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How Presidential Pardons Work Jul 29, 2010

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A presidential pardon is a unique, unchallengable power granted to the president of the United States by the Constitution. In this episode, Josh and Chuck discuss the origins, history and controversial use of the presidential pardon.

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Why Ticks Suck Jul 27, 2010

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It's no surprise that ticks are one of mankind's least favorite animals. After all, they subsist on blood and spread disease. But how much do we really know about ticks? Tune in to learn more about ticks -- and how to get rid of them -- in this podcast.

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Saunas: More Interesting Than You Think! Jul 22, 2010

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Although they seem pretty mundane, saunas are surprisingly fascinating inventions. Josh and Chuck break out all sorts of sweaty, sauna-related trivia, from the Finnish affinity for saunas to sauna etiquette, in this episode.

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Taste and How it Works Jul 20, 2010

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Taste seems like a pretty simple sense, but scientists are still trying to figure out exactly how it works. Josh and Chuck explore the complexities of taste, from definitions and physiology to tongue maps and supertasters, in this episode.

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What's the deal with Bond, James Bond? Jul 15, 2010

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James Bond, the most infamous secret agent ever to grace the silver screen, originated in the pages of British author Ian Fleming's novels. Amateur agents Josh and Chuck uncover all sorts of Bond trivia in this action-packed episode.

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How Reincarnation Works Jul 13, 2010

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A large percentage of the world's population believes that you will be reborn after you die. So why does the concept of reincarnation seem so paranormal to Westerners? Join Chuck and Josh as they explore the ins and outs of birth, death and birth again.

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How do butterfly wings get their color? Jul 08, 2010

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Butterflies' wings are colored as a result of iridescence; this fascinating optical phenomenon is the result of light refracting off transparent surfaces. Josh and Chuck reveal how pigmentation, iridescence, light and butterfly wings work in this episode.

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What's the deal with Voodoo? Jul 06, 2010

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Voodoo is a religion found in parts of Africa and Haiti that's often misunderstood. In this episode, Josh and Chuck separate the faction from the fiction as they explore how Voodoo really works.

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