Paul Ewald:
Can we domesticate germs?
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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Similar topics
- Bacteria
- Biology
- Disease
- Evolution
- Global issues
- Health
- Illness
- Medicine
- Microbiology
- Science
This talk was presented at an official TED conference, and was featured by our editors on the home page.









