Template:Selected anniversaries/November 21: Difference between revisions
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File:Albert Einstein 1921.jpg|link=Albert Einstein (nonfiction)|1905: [[Albert Einstein (nonfiction)|Albert Einstein]]'s paper that leads to the mass–energy equivalence formula, E = mc², is published in the journal ''Annalen der Physik''. | File:Albert Einstein 1921.jpg|link=Albert Einstein (nonfiction)|1905: [[Albert Einstein (nonfiction)|Albert Einstein]]'s paper that leads to the mass–energy equivalence formula, E = mc², is published in the journal ''Annalen der Physik''. | ||
File:Arthur Stanley Eddington.jpg|link=Arthur Eddington (nonfiction)|1910: Astronomer, physicist, and mathematician [[Arthur Eddington (nonfiction)|Arthur Eddington]] builds new type of [[scrying engine]] which detects and prevents [[crimes against astronomical constants]]. | |||
||1913: Gunnar Kangro born ... mathematician, author, and academic. Pic. | ||1913: Gunnar Kangro born ... mathematician, author, and academic. Pic. | ||
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||1927: Columbine Mine massacre: Striking coal miners are allegedly attacked with machine guns by a detachment of state police dressed in civilian clothes. | ||1927: Columbine Mine massacre: Striking coal miners are allegedly attacked with machine guns by a detachment of state police dressed in civilian clothes. | ||
||1931: Revaz Dogonadze born ... chemist and physicist. He was the first to view a chemical electron-transfer process as a quantum-mechanical transition between two separate electronic states, induced by weak electrostatic interactions between the molecular entities represented by the states. Pic search | ||1931: Revaz Dogonadze born ... chemist and physicist. He was the first to view a chemical electron-transfer process as a quantum-mechanical transition between two separate electronic states, induced by weak electrostatic interactions between the molecular entities represented by the states. Pic search. | ||
||1939: Jérôme Franel dies ... mathematician who specialized in analytic number theory. He is mainly known through a 1924 paper, in which he establishes the equivalence of the Riemann hypothesis to a statement on the size of the discrepancy in the Farey sequences. Pic. | ||1939: Jérôme Franel dies ... mathematician who specialized in analytic number theory. He is mainly known through a 1924 paper, in which he establishes the equivalence of the Riemann hypothesis to a statement on the size of the discrepancy in the Farey sequences. Pic. | ||
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||2009: Konstantin Feoktistov dies ... engineer and astronaut. Pic. | ||2009: Konstantin Feoktistov dies ... engineer and astronaut. Pic. | ||
||2014: Paul von Ragué Schleyer dies ... chemist and academic ... made contributions in the area of synthesis of adamantane and other cage molecules by rearrangement mechanisms. He also discovered new types of hydrogen bonding. Schleyer also identified solvolysis mechanisms, including reactive intermediates. As a pioneer in the field of computational chemistry, Schleyer identified a number of new molecular structures, especially related to lithium chemistry and electron deficient systems. Pic search | ||2014: Paul von Ragué Schleyer dies ... chemist and academic ... made contributions in the area of synthesis of adamantane and other cage molecules by rearrangement mechanisms. He also discovered new types of hydrogen bonding. Schleyer also identified solvolysis mechanisms, including reactive intermediates. As a pioneer in the field of computational chemistry, Schleyer identified a number of new molecular structures, especially related to lithium chemistry and electron deficient systems. Pic search. | ||
File:Spiral.jpg|link=Spiral (image) (nonfiction)|2018: ''[[Spiral (image) (nonfiction)|Spiral]]'' voted Picture of the Day by the citizens of [[New Minneapolis, Canada]]. | File:Spiral.jpg|link=Spiral (image) (nonfiction)|2018: ''[[Spiral (image) (nonfiction)|Spiral]]'' voted Picture of the Day by the citizens of [[New Minneapolis, Canada]]. | ||
</gallery> | </gallery> | ||
Revision as of 02:56, 24 September 2020
1652: Mathematician, physician, and astronomer Jan Brożek dies. He contributed to a greater knowledge of Nicolaus Copernicus' theories and was his ardent supporter and early prospective biographer.
1675: Isaac Newton publishes new class of Gnomon algorithm functions which detect and prevent crimes against mathematical constants.
1676: Astronomer Ole Rømer presents the first quantitative measurements of the speed of light.
1904: Mechanical engineer Clock Head 2 warns theoretical physicist Albert Einstein that the mass–energy equivalence formula, E = mc², will have "earth-shaking consequences."
1905: Albert Einstein's paper that leads to the mass–energy equivalence formula, E = mc², is published in the journal Annalen der Physik.
1910: Astronomer, physicist, and mathematician Arthur Eddington builds new type of scrying engine which detects and prevents crimes against astronomical constants.
1984: Physicist and crime-fighter Harry Lehmann uses a combination of the LSZ reduction formula and the Källén–Lehmann spectral representation to detect and prevent crimes against physical constants.
1996: Theoretical physicist Mohammad Abdus Salam dies. He shared the 1979 Nobel Prize in Physics with Sheldon Glashow and Steven Weinberg for his contribution to the electroweak unification theory.
2018: Spiral voted Picture of the Day by the citizens of New Minneapolis, Canada.