Template:Selected anniversaries/October 20: Difference between revisions

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File:Neptune_Slaughter.jpg|link=Neptune Slaughter|Supervillain [[Neptune Slaughter]] manifests as gigantic ice worm, drinks up several million gallons of arctic seawater.
 
File:Morton's_ether_inhaler.jpg|link=Anesthesia|Morton's ether inhaler on exhibit; supervillain [[Anesthesia]] said to be planning heist.
||1616: Thomas Bartholin born ... physician, mathematician, and theologian. He is best known for his work in the discovery of the lymphatic system in humans and for his advancements of the theory of refrigeration anesthesia, being the first to describe it scientifically. Pic.
File:Guo_Shoujing_studies_the_Pleiades.jpg|[[Guo Shoujing (nonfiction)|Guo Shoujing]] studies the Pleiades, discovers new form of [[Gnomon algorithm]].
 
File:Ecliptic path.jpg|link=Zodiac Healer|The [[Zodiac Healer]] travels along the ecliptic, exactly as [[Guo Shoujing (nonfiction)]] predicted.
File:Michael Maestlin.jpg|link=Michael Maestlin (nonfiction)|1631: Astronomer and mathematician [[Michael Maestlin (nonfiction)|Michael Maestlin]] dies. He was a mentor to [[Johannes Kepler (nonfiction)|Johannes Kepler]], and played a sizable part in his adoption of the Copernican system.
File:800px-Nebra_Schwerter.jpg|link=Weapon (nonfiction)|1981: Army research laboratories [[Weapon (nonfiction)|convert modern plowshares into ancient swords]]. Military contractors call technique "Astonishing breakthrough."
 
File:Hollerith_Punched_Card.jpg|link=Hollerith card (nonfiction)|[[Hollerith card (nonfiction)|Hollerith punched card]] contains two tickets to premier showing of documentary film ''[[Unexpectedly Hanging Chad]]''.
||1401: Klaus Störtebeker dies ...  pirate. Pic.
File:Paper_tape_relay_operation.jpg|link=Unexpectedly Hanging Chad|Documentary film ''[[Unexpectedly Hanging Chad]]'' is surprise hit at electoral policy conference.
 
File:Hello, world in C.svg|link="Hello World!" program (nonfiction)|[["Hello World!" program (nonfiction)|"Hello World" computer program]] from 1974 proud to represent Hello World programs everywhere.
||1713: Archibald Pitcairne dies ... physician and academic ... ribald. Pic.
 
||1720: Caribbean pirate Calico Jack is captured by the Royal Navy.
 
||1891: James Chadwick born ... physicist and academic, Nobel Prize laureate. Pic.
 
||1896: Félix Tisserand dies ... astronomer and academic. Tisserand's principal work, ''Traité de mécanique céleste'', documents the work of Laplace and other astronomers since his time. Pic.
 
||1904: Hans Lewy born ... mathematician, known for his work on partial differential equations and on the theory of functions of several complex variables. Pic.
 
||1906: Crockett Johnson born ... pen name of the American cartoonist and children's book illustrator David Johnson Leisk. He is best known for the comic strip Barnaby (1942–1952) and the Harold series of books beginning with Harold and the Purple Crayon. From 1965 until his death Johnson created over a hundred paintings relating to mathematics and mathematical physics. Pic.
 
||1912: American linguist and codebreaker Meredith Knox Gardner born. Gardner worked in counter-intelligence, decoding Soviet intelligence traffic regarding espionage in the United States, in what came to be known as the Venona project. Pic.
 
||1914: R. H. Bing born ... mathematician who worked mainly in the areas of geometric topology and continuum theory.  Pic: https://www.maa.org/about-maa/governance/maa-presidents/rh-bing-1963-1964-maa-president
 
||1919: Matthew Sands born ... physicist and educator best known as a co-author of the ''Feynman Lectures on Physics''.  Pic.
 
||1919: Tracy Hall born ... chemist and academic; synthetic diamond. Pic search cool.
 
||1925: Theodore Hall born ...  American physicist and an atomic spy for the Soviet Union, who, during his work on US efforts to develop the first and second atomic bombs during World War II (the Manhattan Project), gave a detailed description of the "Fat Man" plutonium bomb, and of several processes for purifying plutonium, to Soviet intelligence. Pic.
||1926: Eugene V. Debs dies ... union leader and politician. Pic.
 
File:Chairman Dies of House Committee investigating Un-American activities.jpg|link=House Un-American Activities Committee (nonfiction)|1947: The [[House Un-American Activities Committee (nonfiction)|House Un-American Activities Committee]] begins its investigation into Communist infiltration of the cinema of the United States, resulting in a blacklist that prevents some from working in the industry for years.
 
File:Alice Beta.jpg|link=Alice Beta|1947: Mathematician and [[Gnomon algorithm]] theorist [[Alice Beta]] publicly denounces the [[House Un-American Activities Committee (nonfiction)|House Un-American Activities Committee]] as "an intolerable blight on free association, free speech, free thought, and freedom itself."
 
||1951: The Johnny Bright incident occurs in Stillwater, Oklahoma.
 
||1953: Werner Baumbach dies ... German bomber pilot during World War II. He commanded the secret bomber wing Kampfgeschwader 200 (KG 200) of the Luftwaffe. Pic.
 
File:Saruman House - event hosting.jpg|link=Saruman House|1955: '''[[Saruman House]]''', a fortress commissioned by the corrupt wizard Saruman, opens for business as a conference center and secret lair.
 
||1961: The Soviet Union performs the first armed test of a submarine-launched ballistic missile, launching an R-13 from a Golf-class submarine.
 
||1972: Harlow Shapley dies ... astronomer and academic. Pic.
 
||1973: "Saturday Night Massacre": United States President Richard Nixon fires U.S. Attorney General Elliot Richardson and Deputy Attorney General William Ruckelshaus after they refuse to fire Watergate special prosecutor Archibald Cox, who is finally fired by Robert Bork.
 
||1973: The Sydney Opera House is opened by Elizabeth II after 14 years of construction.
 
||1974: Harold Stanley Ruse dies ... mathematician, noteworthy for the development of the concept of locally harmonic spaces. Pic search.
 
|File:Skip Digits.jpg|link=Skip Digits|1981: Musician and alleged math criminal [[Skip Digits]] begins North American tour.
 
||1983: Irene Sänger-Bredt dies ... engineer, mathematician and physicist. She is co-credited with the design of a proposed intercontinental spaceplane/bomber Pic: https://www.sciencedirect.com/science/article/pii/S0094576504001298
 
||1984: Carl Ferdinand Cori dies ... biochemist and pharmacologist ... Cori, together with his wife Gerty Cori and Argentine physiologist Bernardo Houssay, received a Nobel Prize in 1947 for their discovery of how glycogen (animal starch) – a derivative of glucose – is broken down and resynthesized in the body, for use as a store and source of energy. Pic.
 
||1984: Paul Dirac dies ... physicist and mathematician, Nobel Prize laureate.
 
File:Andrey Kolmogorov.jpg|link=Andrey Kolmogorov (nonfiction)|1987: Mathematician and academic [[Andrey Kolmogorov (nonfiction)|Andrey Kolmogorov]] dies. Kolmogorov made pioneering contributions to the mathematics of probability theory, topology, intuitionistic logic, turbulence, classical mechanics, algorithmic information theory, and computational complexity.
 
||1989: Mathematician Dmitry Konstantinovich Faddeev dies. Faddeev and his wife Vera jointly wrote the influential book ''Numerical Methods in Linear Algebra''; they also developed an algorithm to find the resolvent matrix of a given matrix A. Pic search.
 
||2012: E. Donnall Thomas dies ... physician and academic, Nobel Prize laureate.
 
||2013: Alain Lascoux dies ... mathematician at the University of Marne la Vallée and Nankai University. His research was primarily in algebraic combinatorics, particularly Hecke algebras and Young tableaux.  Pic: http://www.cnrs.fr/ins2i/spip.php?article611
 
||2018: BepiColombo launched ... a joint mission of the European Space Agency (ESA) and the Japan Aerospace Exploration Agency (JAXA) to the planet Mercury. The mission comprises two satellites launched together: the Mercury Planetary Orbiter (MPO) and Mio (Mercury Magnetospheric Orbiter, MMO). The mission will perform a comprehensive study of Mercury, including characterization of its magnetic field, magnetosphere, and both interior and surface structure. It was launched on 20 October 2018 at 01:45 UTC, with an arrival at Mercury planned for December 2025, after a flyby of Earth, two flybys of Venus, and six flybys of Mercury. Pic.
 
||2020: OSIRIS-REx approaches Bennu and collects a sample. Pic.
 
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Latest revision as of 10:37, 21 March 2022

  • 1631: Astronomer and mathematician Michael Maestlin dies. He was a mentor to Johannes Kepler, and played a sizable part in his adoption of the Copernican system.

    1631: Astronomer and mathematician Michael Maestlin dies. He was a mentor to Johannes Kepler, and played a sizable part in his adoption of the Copernican system.

  • 1947: The House Un-American Activities Committee begins its investigation into Communist infiltration of the cinema of the United States, resulting in a blacklist that prevents some from working in the industry for years.

    1947: The House Un-American Activities Committee begins its investigation into Communist infiltration of the cinema of the United States, resulting in a blacklist that prevents some from working in the industry for years.

  • 1947: Mathematician and Gnomon algorithm theorist Alice Beta publicly denounces the House Un-American Activities Committee as "an intolerable blight on free association, free speech, free thought, and freedom itself."

    1947: Mathematician and Gnomon algorithm theorist Alice Beta publicly denounces the House Un-American Activities Committee as "an intolerable blight on free association, free speech, free thought, and freedom itself."

  • 1955: Saruman House, a fortress commissioned by the corrupt wizard Saruman, opens for business as a conference center and secret lair.

    1955: Saruman House, a fortress commissioned by the corrupt wizard Saruman, opens for business as a conference center and secret lair.

  • 1987: Mathematician and academic Andrey Kolmogorov dies. Kolmogorov made pioneering contributions to the mathematics of probability theory, topology, intuitionistic logic, turbulence, classical mechanics, algorithmic information theory, and computational complexity.

    1987: Mathematician and academic Andrey Kolmogorov dies. Kolmogorov made pioneering contributions to the mathematics of probability theory, topology, intuitionistic logic, turbulence, classical mechanics, algorithmic information theory, and computational complexity.

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