Template:Selected anniversaries/May 30: Difference between revisions
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||1631 – Publication of Gazette de France, the first French newspaper. | ||1631 – Publication of Gazette de France, the first French newspaper. | ||
1768 – Georg Amadeus Carl Friedrich Naumann, German mineralogist and geologist (d. 1873) | ||1768 – Georg Amadeus Carl Friedrich Naumann, German mineralogist and geologist (d. 1873) | ||
||1814 – Eugène Charles Catalan, Belgian-French mathematician and academic (d. 1894) | ||1814 – Eugène Charles Catalan, Belgian-French mathematician and academic (d. 1894) | ||
Revision as of 20:45, 27 October 2017
1423: Mathematician and astronomer Georg von Peuerbach (nonfiction) born. He will be remembered for his streamlined presentation of Ptolemaic astronomy in the Theoricae Novae Planetarum.
1946: Physicist Louis Slotin dies. He was fatally irradiated in a criticality incident during an experiment with the demon core at Los Alamos National Laboratory.
1964: Physicist and academic Leo Szilard dies. He conceived the nuclear chain reaction in 1933, and patented the idea of a nuclear reactor with Enrico Fermi.
1971: Mariner 9 launched towards Mars. It will map 70% of the surface, and study temporal changes in the atmosphere and surface.
1989: Army research laboratories convert modern plowshares into ancient swords. Military contractors call technique "Astonishing breakthrough."