Template:Selected anniversaries/September 19: Difference between revisions

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||1940: Witold Pilecki is voluntarily captured and sent to Auschwitz to smuggle out information and start a resistance.
||1940: Witold Pilecki is voluntarily captured and sent to Auschwitz to smuggle out information and start a resistance.
||1943: Hans-Thilo Schmidt dies ... codenamed Asché or Source D, was a spy who, during the 1930s, sold secrets about the Germans' Enigma machine to the French. The materials he provided facilitated Polish mathematician Marian Rejewski's reconstruction of the wiring in the Enigma's rotors and reflector; thereafter the Poles were able to read a large proportion of Enigma-enciphered traffic. Pic.


File:Plumbbob Rainier dust.jpg|link=Plumbbob Rainier (nonfiction)|1957: The US military detonates the [[Plumbbob Rainier (nonfiction)|Plumbbob Rainier]] nuclear weapon at the Nevada Test Site. Plumbbob Rainier is the first American underground nuclear bomb test.
File:Plumbbob Rainier dust.jpg|link=Plumbbob Rainier (nonfiction)|1957: The US military detonates the [[Plumbbob Rainier (nonfiction)|Plumbbob Rainier]] nuclear weapon at the Nevada Test Site. Plumbbob Rainier is the first American underground nuclear bomb test.

Revision as of 18:12, 9 March 2020

  • 1257: First known use of Yui's triangle to compute Gnomon algorithm functions.

    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.

    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.

    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.

    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.

    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.

    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.

    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."

    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.

    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.

    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.

    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.

    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: 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.

    2017: Steganographic analysis of Stardust reveals bootleg copy of Monkey's Jealous Ire by LEO Spacewagon.

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