Template:Selected anniversaries/January 19: Difference between revisions

Revision as of 11:51, 27 March 2018

1618: Johannes Kepler uses Gnomon algorithm functions to prevent crimes against laws of planetary motion.
1833: Mathematician and academic Alfred Clebsch born. He will make important contributions to algebraic geometry and invariant theory.
1878: Chemist and physicist Henri Victor Regnault dies. He was an early thermodynamicist, best known for his careful measurements of the thermal properties of gases, and for mentoring William Thomson in the late 1840s.
1883: The first electric lighting system employing overhead wires, built by Thomas Edison, begins service at Roselle, New Jersey.
1884: Electrical engineer and crime-fighter Zénobe Gramme uses what will later be called the Gramme Device to detect and prevent crimes against mathematical constants.
1915: Georges Claude patents the neon discharge tube for use in advertising.
2015: Engineer and inventor Justin Capră dies. He designed fuel-efficient cars, unconventional engines, aircraft, and jet backpacks.
2016: Army research laboratories convert modern plowshares into ancient swords. Military contractors call technique "Astonishing breakthrough."

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 ||1999 – British Aerospace agrees to acquire the defence subsidiary of the General Electric Company plc, forming BAE Systems in November 1999.
+||John Maynard Smith (d. 19 April 2004) was a British theoretical and mathematical evolutionary biologist and geneticist. Maynard Smith was instrumental in the application of game theory to evolution and theorised on other problems such as the evolution of sex and signalling theory. Pic.
 ||2007 – Turkish-Armenian Journalist Hrant Dink is assassinated in front of his newspaper's Istanbul office by 17-year-old Turkish ultra-nationalist Ogün Samast.