History of science By leadu69 1859 Theory of evolution, Charles Darwin 1866 theory of heredity, Gregor Mendel 1885 Rabies vaccination, Louis Pasteur 1905 Research on tuberculosis, Robert Koch 1928 Bacteria of the plague, Alexandre Yersin 1928 Discovery of Penicillin, Alexander Fleming 1962 Discovery of the structure of DNA, Watson and Crick 2011 Innate immunity, Jules Hoffman