Template:Selected anniversaries/September 9: Difference between revisions

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||1883: Victor Puiseux dies ... mathematician and astronomer. Puiseux series are named after him, as is in part the Bertrand–Diquet–Puiseux theorem. Pic.
||1883: Victor Puiseux dies ... mathematician and astronomer. Puiseux series are named after him, as is in part the Bertrand–Diquet–Puiseux theorem. Pic.
||1888: Wallace Akers born ... chemist and industrialist. Beginning his academic career at Oxford he specialized in physical chemistry. During the Second World War, he was the director of the Tube Alloys project, a clandestine programme aiming to research and develop British atomic weapons capabilities Pic.


||1892: Amalthea, third moon of Jupiter is discovered by Edward Emerson Barnard. Pic.
||1892: Amalthea, third moon of Jupiter is discovered by Edward Emerson Barnard. Pic.
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||1893: Friedrich Traugott Kützing dies ... pharmacist, botanist and phycologist ... diatoms v. desmids. Pic search yes: https://www.google.com/search?q=Friedrich+Traugott+Kützing
||1893: Friedrich Traugott Kützing dies ... pharmacist, botanist and phycologist ... diatoms v. desmids. Pic search yes: https://www.google.com/search?q=Friedrich+Traugott+Kützing


File:Georg Cantor 1894.png|link=Georg Cantor (nonfiction)|1917: Mathematician and philosopher [[Georg Cantor (nonfiction)|Georg Cantor]] publishes new [[Set theory (nonfiction)|theory of sets]] derived from [[Gnomon algorithm functions]]. Colleagues hail it as "a magisterial contribution to science and art of detecting and preventing [[crimes against mathematical constants]]."
||1912: Physicist Heinrich Johann Welker born. Welker invented the "transistron", a transistor made at Westinghouse independently of the first successful transistor made at Bell Laboratories. He did fundamental work in III-V compound semiconductors, and paved the way for microwave semiconductor elements and laser diodes.


||1920: Feng Kang born ... mathematician and physicist. Pic search good: https://www.google.com/search?q=Feng+Kang+mathematician
||1920: Feng Kang born ... mathematician and physicist. Pic search good: https://www.google.com/search?q=Feng+Kang+mathematician
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||2004: The Ryanggang explosion ... North Korea in the northern province of Ryanggang. The nature and cause of the suspected explosion is the subject of speculation. No neighboring nations have claimed any detection of radioactive isotopes characteristic of a nuclear explosion. Pic.
||2004: The Ryanggang explosion ... North Korea in the northern province of Ryanggang. The nature and cause of the suspected explosion is the subject of speculation. No neighboring nations have claimed any detection of radioactive isotopes characteristic of a nuclear explosion. Pic.
||2010: Bent Larsen dies ... chess player and author. Pic (cool).


File:Dennis_Paulson_of_Mars.jpg|link=Dennis Paulson of Mars|2017: ''[[Dennis Paulson of Mars]]'' celebrates the forty-second anniversary of the launch of the [[Viking 2 (nonfiction)|Viking 2]] spacecraft.
File:Dennis_Paulson_of_Mars.jpg|link=Dennis Paulson of Mars|2017: ''[[Dennis Paulson of Mars]]'' celebrates the forty-second anniversary of the launch of the [[Viking 2 (nonfiction)|Viking 2]] spacecraft.
ink=The Custodian|2018: [[The Custodian]] tells a funny story about why you can't go in there.


File:Embassy.jpg|link=Embassy (nonfiction)|2018: Updated version of ''[[Embassy (nonfiction)|Embassy]]'' published. "The old version was so dark, it was barely visible. This version is much more to my taste," says artist [[Karl Jones (nonfiction)|Karl Jones]].  
File:Embassy.jpg|link=Embassy|2018: Updated version of ''[[Embassy]]'' published. "The old version was so dark, it was barely visible. This version is much more to my taste," says artist Karl Jones.  


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Latest revision as of 08:06, 1 April 2024

  • 1737: Physician and physicist Luigi Galvani born. In 1780, he will discover that the muscles of dead frogs' legs twitch when struck by an electrical spark.

    1737: Physician and physicist Luigi Galvani born. In 1780, he will discover that the muscles of dead frogs' legs twitch when struck by an electrical spark.

  • 1947: First case of a computer bug being found: A moth lodges in a relay of a Harvard Mark II computer at Harvard University.

    1947: First case of a computer bug being found: A moth lodges in a relay of a Harvard Mark II computer at Harvard University.

  • 1975: Viking program: Viking 2 launched. Following a 333-day cruise to Mars, the Viking orbiter will begin returning global images of Mars.

    1975: Viking program: Viking 2 launched. Following a 333-day cruise to Mars, the Viking orbiter will begin returning global images of Mars.

  • 2003: Theoretical physicist and academic Edward Teller dies. He is known colloquially as "the father of the hydrogen bomb", although he did not care for the epithet.

    2003: Theoretical physicist and academic Edward Teller dies. He is known colloquially as "the father of the hydrogen bomb", although he did not care for the epithet.

  • 2017: Dennis Paulson of Mars celebrates the forty-second anniversary of the launch of the Viking 2 spacecraft.

    2017: Dennis Paulson of Mars celebrates the forty-second anniversary of the launch of the Viking 2 spacecraft.

  • 2018: Updated version of Embassy published. "The old version was so dark, it was barely visible. This version is much more to my taste," says artist Karl Jones.

    2018: Updated version of Embassy published. "The old version was so dark, it was barely visible. This version is much more to my taste," says artist Karl Jones.

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