In the 80s, a pair of psychologists theorized why being part of a group can change people’s thoughts and feelings, both about themselves and other people. It sounds dry, but SIT explains everything from how people justify genocide to football rivalries.

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Japanese nuclear worker Hisashi Ouchi is often called on the internet “the world’s most radioactive man.” That’s not exactly true, but it gets the point across about how severe the fatal dose of radiation he received was.

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It is to the great nation of Canada’s lasting credit that it has prized Terry Fox as one of the most beloved and admired citizens for nearly 50 years now. It’s difficult to get across how much he means to Canada. Lucky for us, his story speaks for itself.

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The 1920s were just absolutely nuts. People got into weird fads really intensely and one of the strangest of all was flagpole sitting. It’s just what it sounds like – sitting on top of a flagpole for as long as you can. One man sat above them all. Learn all about him and many of these wild fads in this classic episode.

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The break-up of the USSR was a tough one for Russia, being the jilted republic. For the entire decade after, the country plunged into a type of controlled chaos, with a rampantly corrupt kleptocracy taking the place of the toppled socialist society.

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Today we dive in to celebrate the international treasure that is Dolly Parton. Why is she nearly universally loved? Listen in to find out.

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The US has an unusual number of outbreaks of food-borne illness going on in the summer of 2026, and the star of the show is cyclospora. How does this parasite make people sick, where does it come from? You may not want to know.

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It’s rare that the downfall of an empire can be chalked up to the decisions of just one person. It’s even rarer, when the empire falls over the course of a year. That’s pretty much what happened with the Soviet Union when Mikhail Gorbachev dissolved it.

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Narcolepsy is one of those amazing rare disorders that everyone thinks they understand – people just fall asleep at random times, even in the middle of doing something. But there’s a lot more to it and – even better – we actually may be able to explain it. Josh and Chuck run it down in this classic episode.

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Rope is one of the unsung heroes of the world of inventions. Think about it. Then let us tell you about it.

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