Neil Tyson and Eugene Mirman explore how salt has been a critical ingredient in history and the development of civilization. Now extended with 12 minutes of Neil and Bill Nye in the Cosmic Crib talking about evolution, Ivan the Gorilla and how bees fly.
NOTE: StarTalk All-Access subscribers can listen to this entire episode commercial-free. Find out more at https://www.startalkradio.net/startalk-all-access/ [Part 1 ]
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