Template:Selected anniversaries/November 21: Difference between revisions
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||1737 – José Antonio Alzate y Ramírez, Spanish-Mexican scientist and cartographer (d. 1799) | ||1737 – José Antonio Alzate y Ramírez, Spanish-Mexican scientist and cartographer (d. 1799) | ||
||1773: born: Hippolyte-Victor Collet-Descotils was a French chemist. He studied in the École des Mines de Paris, and was a student and friend of Louis Nicolas Vauquelin. He is best known for confirming the discovery of chromium by Vauquelin, and for independently discovering iridium in 1803. Pic. | |||
||1783 – In Paris, Jean-François Pilâtre de Rozier and François Laurent d'Arlandes, make the first untethered hot air balloon flight. | ||1783 – In Paris, Jean-François Pilâtre de Rozier and François Laurent d'Arlandes, make the first untethered hot air balloon flight. |
Revision as of 07:45, 1 April 2018
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.
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.