Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

"The French scientist Louis Pasteur made important contributions to chemistry and microbiology. His studies of microbes, which he called germs, helped people to understand the cause of decay in food. Pasteur made important contributions to the alcohol and silk industries, but he is perhaps best known for creating lifesaving vaccines against deadly illnesses, including anthrax, cholera, and rabies. This biography explains Pasteur's many contributions...