Holy crap you guys, we talked to Mary Roach! Yes, THAT Mary Roach, the author of Gulp, Bonk, Spook and her newest, Grunt: The Curious Science of Humans at War, due out in early June.

We spoke with Roach about a history of wrong thinking on diarrhea, why the military kept weather-related secrets from her and the Medicare code for maggots.

Music: "Medicines" by The Taxpayers

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