Template:Selected anniversaries/April 29: Difference between revisions

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File:Didacus automaton profile.jpg|link=Didacus automaton (nonfiction)|1641: [[Didacus automaton (nonfiction)|Didacus automaton]] develops self-awareness, invents new type of [[scrying engine]].
File:John Arbuthnot.jpg|link=John Arbuthnot (nonfiction)|1667: Physician, satirist, and polymath [[John Arbuthnot (nonfiction)|John Arbuthnot]] born. He will invent the figure of John Bull.
File:John Arbuthnot.jpg|link=John Arbuthnot (nonfiction)|1667: Physician, satirist, and polymath [[John Arbuthnot (nonfiction)|John Arbuthnot]] born. He will invent the figure of John Bull.
File:Henri Poincaré.jpg|link=Henri Poincaré (nonfiction)|1854: Mathematician, physicist, and engineer [[Henri Poincaré (nonfiction)|Henri Poincaré]] born. He will make many original fundamental contributions to pure and applied mathematics, mathematical physics, and celestial mechanics.
File:Henri Poincaré.jpg|link=Henri Poincaré (nonfiction)|1854: Mathematician, physicist, and engineer [[Henri Poincaré (nonfiction)|Henri Poincaré]] born. He will make many original fundamental contributions to pure and applied mathematics, mathematical physics, and celestial mechanics.
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1916 – Jørgen Pedersen Gram, Danish mathematician and academic (b. 1850)
File:Harold_Urey.jpg|link=Harold Urey (nonfiction)|1893: Chemist and astronomer [[Harold Urey (nonfiction)|Harold Urey]] born. Urey's pioneering work on isotopes will earn him the Nobel Prize in Chemistry in 1934 for the discovery of deuterium; he will also play a significant role in the development of the atom bomb, and contribute to theories on the development of organic life from non-living matter.


2005 – Louis Leithold, American mathematician and academic (b. 1924)
File:Chernobyl disaster.jpg|link=Chernobyl disaster (nonfiction)|1986: [[Chernobyl disaster (nonfiction)|Chernobyl disaster]]: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant.


2013 – Ernest Michael, American mathematician and scholar (b. 1925)
File:Albert Hoffman.jpg|link=Albert Hoffman (nonfiction)|2008: Chemist and academic [[Albert Hoffman (nonfiction)|Albert Hoffman]] dies.  Hoffman is famous for discovering LSD, which he called his "problem child".


1953 – The first U.S. experimental 3D television broadcast showed an episode of Space Patrol on Los Angeles ABC affiliate KECA-TV.
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1974 – Watergate scandal: United States President Richard Nixon announces the release of edited transcripts of White House tape recordings relating to the scandal.


1986 – Chernobyl disaster: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant
{{Template:Categories: April 29}}

Latest revision as of 18:09, 29 April 2024

  • 1667: Physician, satirist, and polymath John Arbuthnot born. He will invent the figure of John Bull.

    1667: Physician, satirist, and polymath John Arbuthnot born. He will invent the figure of John Bull.

  • 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.

    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.

  • 1893: Chemist and astronomer Harold Urey born. Urey's pioneering work on isotopes will earn him the Nobel Prize in Chemistry in 1934 for the discovery of deuterium; he will also play a significant role in the development of the atom bomb, and contribute to theories on the development of organic life from non-living matter.

    1893: Chemist and astronomer Harold Urey born. Urey's pioneering work on isotopes will earn him the Nobel Prize in Chemistry in 1934 for the discovery of deuterium; he will also play a significant role in the development of the atom bomb, and contribute to theories on the development of organic life from non-living matter.

  • 1986: Chernobyl disaster: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant.

    1986: Chernobyl disaster: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant.

  • 2008: Chemist and academic Albert Hoffman dies. Hoffman is famous for discovering LSD, which he called his "problem child".

    2008: Chemist and academic Albert Hoffman dies. Hoffman is famous for discovering LSD, which he called his "problem child".

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