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Crash Course History of Science History of Science Episode 24 Micro-Biology 2018

It's all about the SUPER TINY in this episode of Crash Course: History of Science. In it, Hank Green talks about germ theory, John Snow (the other one), pasteurization, and why following our senses isn't always the worst idea.

  • Released: 2018-10-15
  •   Runtime : 12 minutes
  •   Genre : Documentary
  •   Stars : Hank Green
  •   Director :