Template:Selected anniversaries/September 19: Difference between revisions
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||1915: Elizabeth Stern born ... one of the first pathologists to work on the progression of a cell from normality to cancerous. Her breakthrough studies of cervical cancers have changed the disease from fatal to one of the most easily diagnosed and treatable. Her studies showed that a normal cell advanced through 250 distinct stages before becoming cancerous and thus is the most easily diagnosed of all cancers. She was the first to linking a virus in herpes simplex to cervical cancer. She was also the first to report the linkage between oral contraceptives and cervical cancer. Pic: https://www.biography.com/people/elizabeth-stern-38623 | ||1915: Elizabeth Stern born ... one of the first pathologists to work on the progression of a cell from normality to cancerous. Her breakthrough studies of cervical cancers have changed the disease from fatal to one of the most easily diagnosed and treatable. Her studies showed that a normal cell advanced through 250 distinct stages before becoming cancerous and thus is the most easily diagnosed of all cancers. She was the first to linking a virus in herpes simplex to cervical cancer. She was also the first to report the linkage between oral contraceptives and cervical cancer. Pic: https://www.biography.com/people/elizabeth-stern-38623 | ||
||1917: Kai Lai Chung born ... mathematician known for his significant contributions to modern probability theory. Pic. | |||
File:James Dewar.jpg|link=James Dewar (nonfiction)|1921: Chemist and physicist [[James Dewar (nonfiction)|James Dewar]] develops liquid gas condensor for use in fighting [[crimes against mathematical constants]]. | File:James Dewar.jpg|link=James Dewar (nonfiction)|1921: Chemist and physicist [[James Dewar (nonfiction)|James Dewar]] develops liquid gas condensor for use in fighting [[crimes against mathematical constants]]. | ||
Revision as of 13:58, 3 May 2019
1257: First known use of Yui's triangle to compute Gnomon algorithm functions.
1648: Blaise Pascal performs experiments to confirm the theory of atmospheric pressure and the existence of a vacuum.
1710: Astronomer and instrument maker Ole Rømer dies. He made the first quantitative measurements of the speed of light.
1749: Mathematician and astronomer Jean Baptiste Joseph Delambre born. He will be one of the first astronomers to derive astronomical equations from analytical formulas.
1761: Mathematician, astronomer, and philosopher Pieter van Musschenbroek dies. He invented the first capacitor in 1746: the Leyden jar.
1811: Mathematician and religious leader Orson Pratt born. As part of his system of Mormon theology, Pratt will embrace the philosophical doctrine of hylozoism.
1845: Famed gem detective and diplomat Niles Cartouchian foils villains, returns stolen relics, brokers peace accord.
1894: Mathematician Giuseppe Peano writes to Felix Klein, "The purpose of mathematical logic is to analyze the ideas and reasoning that especially figure in the mathematical sciences."
1921: Chemist and physicist James Dewar develops liquid gas condensor for use in fighting crimes against mathematical constants.
1922: "Fightin'" Bert Russell defeats Joseph Stalin in three-round bare-knuckle boxing match.
1935: Scientist and engineer Konstantin Tsiolkovsky dies. He was one of the founding fathers of modern rocketry and astronautics.
1957: The US military detonates the Plumbbob Rainier nuclear weapon at the Nevada Test Site. Plumbbob Rainier is the first American underground nuclear bomb test.
2017: Dennis Paulson of Mars credits scientist and engineer Konstantin Tsiolkovsky for "inspiring generations of astronauts."
2017: Steganographic analysis of Stardust reveals bootleg copy of Monkey's Jealous Ire by LEO Spacewagon.