dec 28, 1871 - Germ Theory
Description:
Robert Koch formulates Germ Theory. Koch was a country Doctor. Anthrax is present in country dirt. Noticed Cows got Anthrax and took the healthy Cattle and used Cattle Eyes and injected them with Anthrax and those Cows got sick and died. Hypothesized bacteria causes disease and uses this is final evidence to prove Germ TheoryAdded to timeline:
Date:
dec 28, 1871
Now
~ 153 years ago