Portal:History of science/Selected anniversaries/May 12

May 12
 * 1684 - Death of Edme Mariotte, French physicist and priest
 * 1748 - Death of Thomas Lowndes, English astronomer (b. 1692)
 * 1784 - Death of Abraham Trembley, Swiss naturalist (b. 1710)
 * 1803 - Birth of Justus von Liebig, German chemist (d. 1873)
 * 1805 - Birth of William Rowan Hamilton, Irish mathematician, physicist, and astronomer (d. 1865)
 * 1871 - Death of Anselme Payen, French physicist (b. 1795)
 * 1880 - Birth of Lincoln Ellsworth, American scientist and polar explorer (d. 1951)
 * 1895 - Birth of William Giauque, Canadian chemist and Nobel Prize laureate (d. 1982)
 * 1910 - Birth of Dorothy Crowfoot Hodgkin, British chemist and Nobel Prize laureate (d. 1994)
 * 1941 - Konrad Zuse presents the Z3, the world's first working programmable, fully automatic computer in Berlin.
 * 1965 - The Soviet spacecraft Luna 5 crashes on the Moon.
 * 1994 - Death of Erik Erikson, German psychoanalyst (b. 1902)