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TED-Ed: Season 2013

2013x16 Can we domesticate germs? - Paul Ewald
TV-PG

  • 2013-01-15T05:00:00Z on YouTube
  • 5m
  • United States
  • Documentary, Special Interest, Animation, Children, News
Evolutionary biologist Paul Ewald drags us into the sewer to discuss germs. Why are some more harmful than others? How could we make the harmful ones benign? Searching for answers, he examines a disgusting, fascinating case: diarrhea.
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