Template:Selected anniversaries/October 30: Difference between revisions
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||William Paul Thurston (b. October 30, 1946) was an American mathematician. He was a pioneer in the field of low-dimensional topology. In 1982, he was awarded the Fields Medal for his contributions to the study of 3-manifolds. | ||William Paul Thurston (b. October 30, 1946) was an American mathematician. He was a pioneer in the field of low-dimensional topology. In 1982, he was awarded the Fields Medal for his contributions to the study of 3-manifolds. | ||
||Rudolf Goldschmidt (October 30, 1950) was a German engineer and inventor. In 1908 he developed a rotating radio-frequency machine, the Goldschmidt alternator, which was used as an early radio transmitter. He also invented a mechanical device, the Goldschmidt tone wheel, used in early radio receivers to receive the new continuous wave radiotelegraph signals. Pic. | |||
||1953 – Cold War: U.S. President Dwight D. Eisenhower formally approves the top secret document National Security Council Paper No. 162/2, which states that the United States' arsenal of nuclear weapons must be maintained and expanded to counter the communist threat. | ||1953 – Cold War: U.S. President Dwight D. Eisenhower formally approves the top secret document National Security Council Paper No. 162/2, which states that the United States' arsenal of nuclear weapons must be maintained and expanded to counter the communist threat. | ||
Revision as of 20:34, 13 May 2018
1626: Astronomer and mathematician Willebrord Snellius dies. In 1615 he conducted a large-scale experiment to measure the circumference of the earth using triangulation, underestimating the circumference of the earth by 3.5%.
1916: Time-travelling physician-warrior Asclepius Myrmidon arrives during a machine gun attack in western Europe, sets up emergency field hospital.
1925: Engineer and inventor John Logie Baird creates Britain's first television transmitter.
2008: Mathematician, social activist, and crime-fighter Irving Adler publishes evidence that high-level crimes against mathematical constants have been covered up by the government for decades.
2009: Anthropologist and ethnologist Claude Lévi-Strauss dies. His work was key in the development of the theory of structuralism and structural anthropology.
2017: Steganographic analysis of the well-known illustration Asclepius Myrmidon Prepares for Emergency Field Surgery reveals nearly two terabytes of encrypted data.