Template:Selected anniversaries/September 24: Difference between revisions

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File:Lev Schnirelmann.jpg|link=Lev Schnirelmann (nonfiction)|1938: Mathematician [[Lev Schnirelmann (nonfiction)|Lev Schnirelmann]] dies. He proved that any natural number greater than 1 can be written as the sum of not more than C prime numbers, where C is an effectively computable constant.
File:Lev Schnirelmann.jpg|link=Lev Schnirelmann (nonfiction)|1938: Mathematician [[Lev Schnirelmann (nonfiction)|Lev Schnirelmann]] dies. He proved that any natural number greater than 1 can be written as the sum of not more than C prime numbers, where C is an effectively computable constant.


||1945 Hans Geiger, German physicist and academic, co-invented the Geiger counter (b. 1882)
||1945: Hans Geiger dies ... physicist and academic, co-invented the Geiger counter.


||1957 President Dwight D. Eisenhower sends 101st Airborne Division troops to Little Rock, Arkansas, to enforce desegregation.
||1957: President Dwight D. Eisenhower sends 101st Airborne Division troops to Little Rock, Arkansas, to enforce desegregation.


||1960 USS Enterprise, the world's first nuclear-powered aircraft carrier, is launched.
||1960: USS Enterprise, the world's first nuclear-powered aircraft carrier, is launched.


||Pauline Sperry (d. September 24, 1967) was an American mathematician. Sperry was an active Quaker and involved in various humanitarian and political causes. At the height of McCarthyism, the Board of Regents required university employees to sign a loyalty oath. Sperry, Hans Lewy, and others who refused were barred from teaching without pay in 1950. In the case Tolman v. Underhill, the California Supreme Court ruled in 1952 the loyalty oath unconstitutional and reinstated those who refused to sign. Sperry was reinstated with back pay and the title emeritus associate professor. Pic.
||1967: Pauline Sperry dies ... mathematician. Sperry was an active Quaker and involved in various humanitarian and political causes. At the height of McCarthyism, the Board of Regents required university employees to sign a loyalty oath. Sperry, Hans Lewy, and others who refused were barred from teaching without pay in 1950. In the case Tolman v. Underhill, the California Supreme Court ruled in 1952 the loyalty oath unconstitutional and reinstated those who refused to sign. Sperry was reinstated with back pay and the title emeritus associate professor. Pic.


||1979 CompuServe launches the first consumer internet service, which features the first public electronic mail service.
||1979: CompuServe launches the first consumer internet service, which features the first public electronic mail service.


File:George Plimpton 1993.jpg|link=George Plimpton (nonfiction)|1999: Writer, editor, and actor [[George Plimpton (nonfiction)|George Plimpton]] publishes his account of personally committing [[math crimes]] "for the participatory journalistic experience."
File:George Plimpton 1993.jpg|link=George Plimpton (nonfiction)|1999: Writer, editor, and actor [[George Plimpton (nonfiction)|George Plimpton]] publishes his account of personally committing [[math crimes]] "for the participatory journalistic experience."
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|File:Clifford Shull 1949.jpg|link=Clifford Shull (nonfiction)|1964: Physicist and crime-fighter [[Clifford Shull (nonfiction)|Clifford Shull]] the neutron scattering technique to detect and prevent [[crimes against mathematical constants]].
|File:Clifford Shull 1949.jpg|link=Clifford Shull (nonfiction)|1964: Physicist and crime-fighter [[Clifford Shull (nonfiction)|Clifford Shull]] the neutron scattering technique to detect and prevent [[crimes against mathematical constants]].


||1993 Bruno Pontecorvo, Italian physicist and academic (b. 1913)
||1993: Bruno Pontecorvo dies ... physicist and academic.


||Wolfgang Kurt Hermann "Pief" Panofsky (d. September 24, 2007), was a German-American physicist  
||2007: Wolfgang Kurt Hermann "Pief" Panofsky dies ... physicist  


||2014 Madis Kõiv, Estonian physicist, philosopher, and author (b. 1929)
||2014: Madis Kõiv dies ... physicist, philosopher, and author.


||2014 The Mars Orbiter Mission (MOM), a Mars orbiter launched into Earth orbit by the Indian Space Research Organisation (ISRO), successfully inserted into orbit of Mars
||2014: The Mars Orbiter Mission (MOM), a Mars orbiter launched into Earth orbit by the Indian Space Research Organisation (ISRO), successfully inserted into orbit of Mars


||Peter P. Sorokin (d. 24 September 2015) was an American physicist and co-inventor of the dye laser. Pic.
||2015: Peter P. Sorokin dies ... physicist and co-inventor of the dye laser. Pic.
 
Violet_Spiral_2.jpg|link=Violet Spiral 2 (nonfiction)|2018: Signed first edition of ''[[Violet Spiral 2 (nonfiction)|Violet Spiral 2]]'' used in [[high-energy literature]] experiment generates "at least four, perhaps as many as seven" previously unknown shades of the color [[Violet (nonfiction)]].


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Revision as of 12:15, 14 September 2018