History of Chemistry

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History of Chemistry Introduction: Humans have always been very curios creatures. The have always wondered about what they are and why they are here. Our limited knowledge of the environment has always urged for new things to be discovered. The desire to understand the world better has made people search for rational answers, for principles and laws. For centuries people have tried to unlock the mysterious world that surrounds them. History: Because myths did not …

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…Fleming Discovers penicillin 1932 Urey Discovers deuterium 1942 Fermi First atomic pile 1945 First atomic bomb; nuclear fission 1950 Pauling Helical shape of polypeptides 1952 First hydrogen bomb; nuclear fusion 1953 Watson & Crick Structure of DNA 1958 Townes & Scawlow Develop laser beam 1969 Discovery of first complex organic interstellar molecule- formaldehyde 1970 Ghiorso Discovers element number 105 1973 Cohen, Chang, Boyer and Helling Initiation of recombinant DNA studies 1974 Seaborg & Ghiorso Discovery of element 106 1979 A. Crewe First color motion pictures of individual atoms Bibliography This is good