Portal:History of science/Selected anniversaries/January 4

January 4:

 * 1493 - Christopher Columbus leaves the New World, ending his first journey


 * 1643 - Birth of Sir Isaac Newton, English mathematician and natural philosopher (d. 1727)


 * 1752 - Death of Gabriel Cramer, Swiss mathematician (b. 1704)


 * 1761 - Death of Stephen Hales, English physiologist (b. 1677)


 * 1813 - Birth of Isaac Pitman, English inventor (Pitman shorthand) (d. 1897)


 * 1882 - Death of John William Draper, English scientist, photographer (b. 1811)


 * 1940 - Birth of Brian Josephson, Welsh physicist, Nobel laureate


 * 1945 - Birth of Richard R. Schrock, American chemist, Nobel laureate


 * 1961 - Death of Erwin Schrödinger, Austrian physicist, Nobel laureate (b. 1887)


 * 1990 - Death of Harold Edgerton, American electrical engineer (b. 1903)


 * 2005 - Death of Frank Harary, American mathematician (b. 1921)