Template:Selected anniversaries/April 29: Difference between revisions
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||1916 – Jørgen Pedersen Gram, Danish mathematician and academic (b. 1850) | ||1916 – Jørgen Pedersen Gram, Danish mathematician and academic (b. 1850) | ||
||Walter Thirring (b. 29 April 1927) was an Austrian physicist after whom the Thirring model in quantum field theory is named. | |||
||1953 – The first U.S. experimental 3D television broadcast showed an episode of Space Patrol on Los Angeles ABC affiliate KECA-TV. | ||1953 – The first U.S. experimental 3D television broadcast showed an episode of Space Patrol on Los Angeles ABC affiliate KECA-TV. | ||
Revision as of 16:44, 29 November 2017
1667: Physician, satirist, and polymath John Arbuthnot born. He will invent the figure of John Bull.
1756: Inventor, astronomer, mathematician, clockmaker, and surveyor David Rittenhouse constructs an exceptionally accurate orrery, which he will later use to create an early form of time crystals (nonfiction).
1854: Mathematician, physicist, and engineer Henri Poincaré born. He will make many original fundamental contributions to pure and applied mathematics, mathematical physics, and celestial mechanics.
1974: Watergate scandal: United States President Richard Nixon announces the release of edited transcripts of White House tape recordings relating to the scandal.
1985: Asclepius Myrmidon discovers unregistered halting problem, predicts imminent wave of crimes against mathematical constants.
1986: Chernobyl disaster: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant.