Template:Selected anniversaries/May 20: Difference between revisions

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||1879: Hans Meerwein born ... chemist. Several reactions and reagents bear his name, most notably the Meerwein–Ponndorf–Verley reduction, the Wagner–Meerwein rearrangement, the Meerwein arylation reaction, and Meerwein's salt. Pic.
||1879: Hans Meerwein born ... chemist. Several reactions and reagents bear his name, most notably the Meerwein–Ponndorf–Verley reduction, the Wagner–Meerwein rearrangement, the Meerwein arylation reaction, and Meerwein's salt. Pic.


||1880: William Miller born ... mineralogist and laid the foundations of modern crystallography. Miller indices are named after him, the method having been described in his ''Treatise on Crystallography'' (1839). Pic search yes: https://www.google.com/search?q=William+Hallowes+Miller
||1880: William Miller born ... mineralogist and laid the foundations of modern crystallography. Miller indices are named after him, the method having been described in his ''Treatise on Crystallography'' (1839). Pic search.
File:Niles Cartouchian 2.jpg|link=Niles Cartouchian (1800s)|1887: Famed gem detective and crystallographer [[Niles Cartouchian (1800s)|Niles Cartouchian]] uses Schumann resonances to communicate with fellow crime-fighter [[Nikola Tesla (nonfiction)|Nikola Tesla]].
 
File:Winfried Otto Schumann.jpg|link=Winfried Otto Schumann (nonfiction)|1888: Physicist [[Winfried Otto Schumann (nonfiction)|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.
File:Winfried Otto Schumann.jpg|link=Winfried Otto Schumann (nonfiction)|1888: Physicist [[Winfried Otto Schumann (nonfiction)|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.


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||1913: William Redington Hewlett born ... engineer, co-founded Hewlett-Packard. Pic.
||1913: William Redington Hewlett born ... engineer, co-founded Hewlett-Packard. Pic.


||1913: Isaak Pomeranchuk born ... theoretical physicist working in particle physics (including thermonuclear weapons), quantum field theory, electromagnetic and synchrotron radiation, condensed matter physics and the physics of liquid helium.  Pic search: https://www.google.com/search?q=isaak+pomeranchuk
||1913: Isaak Pomeranchuk born ... theoretical physicist working in particle physics (including thermonuclear weapons), quantum field theory, electromagnetic and synchrotron radiation, condensed matter physics and the physics of liquid helium.  Pic search.
 
||1920: Engineer William Hewlett born ... co-founder, with David Packard, of the Hewlett-Packard Company (HP). Pic.
 
||1920: Hal Anger dies ... biophysicist and engineer,  known for his invention of the gamma camera. Pic.


||1921: Hao Wang born ... logician, philosopher, and mathematician. Pic: http://richardzach.org/2016/09/03/interview-with-hao-wang-and-robin-gandy/
||1921: Hao Wang born ... logician, philosopher, and mathematician. Pic: http://richardzach.org/2016/09/03/interview-with-hao-wang-and-robin-gandy/
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File:Amelia Earhart standing under nose of her Lockheed Model 10-E Electral.jpg|link=Amelia Earhart (nonfiction)|1932: [[Amelia Earhart (nonfiction)|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.
File:Amelia Earhart standing under nose of her Lockheed Model 10-E Electral.jpg|link=Amelia Earhart (nonfiction)|1932: [[Amelia Earhart (nonfiction)|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.


File:Ernst Zermelo 1900s.jpg|link=Ernst Zermelo (nonfiction)|1946: Logician, mathematician, and crime-fighter [[Ernst Zermelo (nonfiction)|Ernst Friedrich Ferdinand Zermelo]] uses the well-ordering theorem to detect and prevent [[crimes against mathematical constants]].
||1946: Jacob Ellehammer dies ... mechanic, watchmaker, and inventor, remembered chiefly for his contributions to powered flight. Pic (helicopter!).


||1947: Philipp Lenard dies ... physicist and academic, Nobel Prize laureate. Pic.
||1947: Philipp Lenard dies ... physicist and academic, Nobel Prize laureate. Pic.


||1949: In the United States, the Armed Forces Security Agency, the predecessor to the National Security Agency, is established.
||1949: In the United States, the Armed Forces Security Agency, the predecessor to the National Security Agency, is established.
||1950: Computer scientist Sally Floyd born.  Floyd will contribute to computer networking, notably Internet congestion control. Pic search.


||1956: In Operation Redwing, the first United States airborne hydrogen bomb is dropped over Bikini Atoll in the Pacific Ocean.
||1956: In Operation Redwing, the first United States airborne hydrogen bomb is dropped over Bikini Atoll in the Pacific Ocean.
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||1964: Discovery of the cosmic microwave background radiation by Robert Woodrow Wilson and Arno Penzias.
||1964: Discovery of the cosmic microwave background radiation by Robert Woodrow Wilson and Arno Penzias.


||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.
 
||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.


||2012: Eugene Polley dies ... engineer, invented the remote control. Pic search: https://www.google.com/search?q=eugene+polley
||2012: Eugene Polley dies ... engineer, invented the remote control. Pic search.
 
File:Pyramid of the Sun.jpg|link=Pyramid of the Sun (nonfiction)|2015: ''[[Pyramid of the Sun (nonfiction)|Pyramid of the Sun]]'' voted Picture of the Day by the citizens of [[New Minneapolis, Canada]].


||2016: John David Jackson dies ... physics professor emeritus at the University of California, Berkeley and a faculty senior scientist emeritus at Lawrence Berkeley National Laboratory. A theoretical physicist, he was a member of the National Academy of Sciences, and is well known for numerous publications and summer-school lectures in nuclear and particle physics, as well as his widely-used graduate text on classical electrodynamics. The book is notorious for the difficulty of its problems, and its tendency to treat non-obvious conclusions as self-evident. Pic.
||2016: John David Jackson dies ... physics professor emeritus at the University of California, Berkeley and a faculty senior scientist emeritus at Lawrence Berkeley National Laboratory. A theoretical physicist, he was a member of the National Academy of Sciences, and is well known for numerous publications and summer-school lectures in nuclear and particle physics, as well as his widely-used graduate text on classical electrodynamics. The book is notorious for the difficulty of its problems, and its tendency to treat non-obvious conclusions as self-evident. Pic.
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{{Template:Categories: May 20}}

Latest revision as of 20:37, 29 May 2024

  • 1570: Cartographer and geographer Abraham Ortelius issues Theatrum Orbis Terrarum, the first modern atlas.

    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.

    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.

  • 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.

    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.

    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.

    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.

    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.

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