Template:Selected anniversaries/May 20: Difference between revisions
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||1982: Merle Tuve dies ... geophysicist and academic. He was a pioneer in the use of pulsed radio waves whose discoveries opened the way to the development of radar and nuclear energy. Pic search: https://www.google.com/search?q=merle+tuve | ||1982: Merle Tuve dies ... geophysicist and academic. He was a pioneer in the use of pulsed radio waves whose discoveries opened the way to the development of radar and nuclear energy. Pic search: https://www.google.com/search?q=merle+tuve | ||
||2002: Stephen Jay Gould dies ... paleontologist, biologist, and author. Pic. | |||
||2008: Jürgen Ehlers dies ... physicist who contributed to the understanding of Albert Einstein's theory of general relativity. Pic. | ||2008: Jürgen Ehlers dies ... physicist who contributed to the understanding of Albert Einstein's theory of general relativity. Pic. |
Revision as of 04:07, 16 October 2019
1570: Cartographer and geographer Abraham Ortelius issues Theatrum Orbis Terrarum, the first modern atlas.
1806: Economist, civil servant, and philosopher John Stuart Mill born. He will be one of the most influential thinkers in the history of liberalism, and the first Member of Parliament to call for women's suffrage.
1887: Famed gem detective and crystallographer Niles Cartouchian uses Schumann resonances to communicate with fellow crime-fighter Nikola Tesla.
1888: Physicist Winfried Otto Schumann born. He will predict the existence of a series of low-frequency resonances caused by lightning discharges in the atmosphere, now known as Schumann resonances.
1889: Electrical engineer Nikola Tesla radio technology to intercept communications between math criminals, providing information which will lead to the capture of Baron Zersetzung.
1891: History of cinema: The first public display of Thomas Edison's prototype kinetoscope.
1932: Amelia Earhart departs Harbour Grace, Newfoundland, in her Lockheed Vega on her solo nonstop flight across the Atlantic. After a flight lasting 14 hours, 56 minutes, Earhart lands in Northern Ireland, making her the second person (after Charles Lindbergh) to fly nonstop and alone across the Atlantic.
1946: Logician, mathematician, and crime-fighter Ernst Friedrich Ferdinand Zermelo uses the well-ordering theorem to detect and prevent crimes against mathematical constants.
2015: Pyramid of the Sun voted Picture of the Day by the citizens of New Minneapolis, Canada.