1946 - ENIAC, the first general-purpose electronic computer, unveiled at the University of Pennsylvania.
1564 - Galileo Galilei, Italian astronomer and physicist
1809 - AndrÃ© Dumont, Belgian geologist
1861 - Charles Edouard Guillaume, French physicist and Nobel Prize laureate
1704 - Birth of Louis Godin, French astronomer
1857 - Death of André Dumont, Belgian geologist
1878 - Birth of Pierre Fatou, French mathematician
1896 - Birth of Philip Showalter Hench, American physician, Nobel laureate
1901 - Birth of Linus Pauling, American chemist, Nobel laureate…
1935 - Edwin Armstrong presents his paper "A Method of Reducing Disturbances in Radio Signaling by a System of Frequency Modulation."
1771 - John Bevis, English physician and astronomer
1822 - Claude Louis Berthollet, French chemist
1964 - Hans von Euler-Chelpin, German-born chemist…
1898 - Marie and Pierre Curie announce the discovery of a new element and proposed to call it polonium.
1635 - Robert Hooke, English scientist
1720 - Gilbert White, English ornithologist
1853 - Hendrik Lorentz, Dutch physicist, Nobel Prize laureate
1937 - Roald Hoffman, Polish-born…