Template:Selected anniversaries/October 23: Difference between revisions
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||1581: Michael Neander dies ... mathematician and astronomer. Pic search yes: https://www.google.com/search?q=michael+neander | ||1581: Michael Neander dies ... mathematician and astronomer. Pic search yes: https://www.google.com/search?q=michael+neander | ||
||1760: Surgeon Hanaoka Seishū born ... with a knowledge of Chinese herbal medicine, as well as Western surgical techniques he had learned through Rangaku (literally "Dutch learning", and by extension "Western learning"). Hanaoka is said to have been the first to perform surgery using general anesthesia. Pic. | ||1760: Surgeon Hanaoka Seishū born ... with a knowledge of Chinese herbal medicine, as well as Western surgical techniques he had learned through Rangaku (literally "Dutch learning", and by extension "Western learning"). Hanaoka is said to have been the first to perform surgery using general anesthesia. Pic. |
Latest revision as of 13:32, 7 February 2022
1873: Physicist and engineer William D. Coolidge born. He will make major contributions to X-ray machines, and develop ductile tungsten for incandescent light bulbs.
1973: Watergate scandal: President Richard M. Nixon agrees to turn over subpoenaed audio tapes of his Oval Office conversations.
2014: Physicist and academic Tullio Regge dies. In 1968 he and G. Ponzano developed a quantum version of Regge calculus in three space-time dimensions now known as the Ponzano-Regge model; this was the first of a whole series of state sum models for quantum gravity known as spin foam models.
2016: Steganographic analysis of The Eel Time-Surfing reveals quantum gravity control software based on spin foam models.