Template:Selected anniversaries/December 25: Difference between revisions
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||1929: Percy Alexander MacMahon dies ... mathematician, especially noted in connection with the partitions of numbers and enumerative combinatorics. Pic. | ||1929: Percy Alexander MacMahon dies ... mathematician, especially noted in connection with the partitions of numbers and enumerative combinatorics. Pic. | ||
||1930: Eugen Goldstein born ... physicist. He was an early investigator of discharge tubes, the discoverer of anode rays, and is sometimes credited with the discovery of the proton. | ||1930: Eugen Goldstein born ... physicist. He was an early investigator of discharge tubes, the discoverer of anode rays, and is sometimes credited with the discovery of the proton. Pic search good: https://www.google.com/search?q=Eugen+Goldstein | ||
File:Enrico Fermi 1943-49.jpg|link=Enrico Fermi (nonfiction)|1932: [[Enrico Fermi (nonfiction)|Enrico Fermi]] computes probability set for path Santa Claus will travel. | File:Enrico Fermi 1943-49.jpg|link=Enrico Fermi (nonfiction)|1932: [[Enrico Fermi (nonfiction)|Enrico Fermi]] computes probability set for path Santa Claus will travel. | ||
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||1991: Mikhail Gorbachev resigns as President of the Soviet Union (the union itself is dissolved the next day). Ukraine's referendum is finalized and Ukraine officially leaves the Soviet Union. | ||1991: Mikhail Gorbachev resigns as President of the Soviet Union (the union itself is dissolved the next day). Ukraine's referendum is finalized and Ukraine officially leaves the Soviet Union. | ||
||1993: Pierre Victor Auger dies ... physicist and academic. | ||1993: Pierre Victor Auger dies ... physicist and academic. Pic. | ||
||2000: Willard Van Orman Quine dies ... philosopher and logician in the analytic tradition, recognized as "one of the most influential philosophers of the twentieth century." Pic. | ||2000: Willard Van Orman Quine dies ... philosopher and logician in the analytic tradition, recognized as "one of the most influential philosophers of the twentieth century." Pic. | ||
Revision as of 07:08, 14 February 2019
1642: Isaac Newton born. He will be widely recognized as one of the most influential scientists of all time and a key figure in the scientific revolution.
1730: Physician and activist Filippo Mazzei born. He will act as an agent to purchase arms for Virginia during the American Revolutionary War.
1763: Inventor Claude Chappe born. He will invent and develop a practical semaphore system that will span all of France -- the first practical telecommunications system of the industrial age.
1881: Physician, physiologist, and APTO field engineer Emil du Bois-Reymond uses experimental electrophysiology techniques to demonstrate a physiological basis for the energy exerted by Gnomon algorithm functions.
1932: Enrico Fermi computes probability set for path Santa Claus will travel.
2016: Astronomer and academic Vera Rubin dies. She discovered the discrepancy between the predicted angular motion of galaxies and the observed motion, by studying galactic rotation curves.
2017: Swirl is voted Picture of the Day by the citizens of New Minneapolis, Canada.