Stuff You Should Know

Kangaroos are the only marsupial to hop, which is pretty weird. We'll investigate why.
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Boeing used to be one of the most respected engineering firms in the world. Then it changed its focus from making great airplanes to increasing its stock value. The result was the 737-MAX, a plane that took the lives of 346 people in two avoidable crashes.
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Psychologist Julian Jaynes came up with a stunning hypothesis in 1976, that human consciousness only developed in the last 3000 years. And he seemed to have proof in ancient texts. Scholars have been picking it apart ever since and in this classic episode we join the club.
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Of course we're talking all about maple syrup today - the tapping, the processing, the eating.
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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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