Template:Selected anniversaries/August 23: Difference between revisions
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||1923: Captain Lowell Smith and Lieutenant John P. Richter performed the first mid-air refueling on De Havilland DH-4B, setting an endurance flight record of 37 hours. | ||1923: Captain Lowell Smith and Lieutenant John P. Richter performed the first mid-air refueling on De Havilland DH-4B, setting an endurance flight record of 37 hours. | ||
||1923: | ||1923: Hertha Ayrton dies ... engineer, mathematician, physicist and inventor. Ayrton was awarded the Hughes Medal by the Royal Society for her work on electric arcs and ripples in sand and water. Pic. | ||
||1924: Viktor Kaplan dies ... engineer and the inventor of the Kaplan turbine. Pic. | ||1924: Viktor Kaplan dies ... engineer and the inventor of the Kaplan turbine. Pic. | ||
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||1926: Clifford James Geertz born ... an American anthropologist who is remembered mostly for his strong support for and influence on the practice of symbolic anthropology, and who was considered "for three decades...the single most influential cultural anthropologist in the United States." Pic. | ||1926: Clifford James Geertz born ... an American anthropologist who is remembered mostly for his strong support for and influence on the practice of symbolic anthropology, and who was considered "for three decades...the single most influential cultural anthropologist in the United States." Pic. | ||
||1927: Nicola Sacco executed ... anarchist. Pic. | |||
File:Alice and Niles Dancing.jpg|link=Alice and Niles Dancing|1946: Signed first edition of ''[[Alice and Niles Dancing]]'' sells for ten thousand dollars in charity auction to benefit victims of [[crimes against mathematical constants]]. | File:Alice and Niles Dancing.jpg|link=Alice and Niles Dancing|1946: Signed first edition of ''[[Alice and Niles Dancing]]'' sells for ten thousand dollars in charity auction to benefit victims of [[crimes against mathematical constants]]. | ||
Revision as of 10:16, 6 April 2019
1638: Descartes' proposal. René Descartes, in a letter to Marin Mersenne, proposed his folium (x-cubed + y-cubed = 2axy) as a test case to challenge Pierre de Fermat's differentiation techniques. To Descartes' embarrassment, Fermat's method worked.
1829: Mathematician and historian Moritz Cantor born. He will write Vorlesungen über Geschichte der Mathematik, which traces the history of mathematics up to 1799.
1946: Signed first edition of Alice and Niles Dancing sells for ten thousand dollars in charity auction to benefit victims of crimes against mathematical constants.
1966: Lunar Orbiter 1 takes the first photograph of Earth from orbit around the Moon.
1999: Sensors on the Mir spacecraft detect patterns of electricity which reveal existence of a vast electrical intelligence in the Earth's ionosphere, now known as AESOP.
1999: Biochemist and crystallographer John Kendrew dies. He shared the 1962 Nobel Prize for chemistry with Max Perutz for determining the atomic structures of proteins using X-ray crystallography.
2017: Reality TV show Dennis Paulson of Mars wins Pulitzer Prize for Most Innovative Programming.