Anniversaries

19
Oct

October 19, 1909 – Birth of Marguerite Perey, discoverer of francium and first woman elected academician at the Académie des Sciences

19
Oct

October 19, 1937 - Death of Ernest Rutherford, Nobel Prize considered one of the fathers of atomic physics

20
Oct

October 20, 1919 – Birth of Tracy Hall, the first person to manufacture synthetic diamonds

20
Oct

October 20, 1728 – All of Ole Rømer's manuscripts are lost in a fire at the Copenhagen observatory

20
Oct

October 20, 1891 - Birth of James Chadwick, discoverer of the neutron

21
Oct

October 21, 1879 - Thomas Alva Edison's light bulb went on

22
Oct

October 22, 1881 - Birth of Clinton Davisson, discoverer of electron diffraction on crystalline surfaces

23
Oct

October 23 – Mol Day, Happy Day for Chemists!

24
Oct

October 24, 1836 – János Irinyi, presents silent and non-explosive matches

25
Oct

October 25, 1926 – Death of Antonius van den Broek, who established the direct correlation between the charge of the atomic nucleus and the periodic table

26
Oct

October 26, 1861 – Johann Philipp Reis presents the telephone he had invented

29
Oct

October 29, 1960 - Birth of Fabiola Gianotti, the first woman to be appointed CERN's Director General

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