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Louis Pasteur and Claude Bernard complete the experiment disproving the theory of spontaneous generation.

Historical image related to Louis Pasteur and Claude Bernard complete the experiment disproving the theory of spontaneous generation. from April 20, 1862

Louis Pasteur

French chemist, pharmacist and microbiologist (1822–1895)

Louis Pasteur was a French chemist, pharmacist, and microbiologist renowned for his discoveries of the principles of vaccination, microbial fermentation, and pasteurization, the last of which was named after him. His research in chemistry led to remarkable breakthroughs in the…
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Claude Bernard

French physiologist (1813–1878)

Claude Bernard was a French physiologist. I. Bernard Cohen of Harvard University called Bernard "one of the greatest of all men of science". He originated the term milieu intérieur and the associated concept of homeostasis.
Source: Wikipedia (CC BY-SA)

Spontaneous generation

Theory of life arising from non-living matter

Spontaneous generation is a superseded scientific theory that held that living creatures could arise from non-living matter and that such processes were commonplace and regular. It was hypothesized that certain forms, such as fleas, could arise from inanimate matter such as…
Source: Wikipedia (CC BY-SA)