Template:Selected anniversaries/April 23: Difference between revisions

Revision as of 11:13, 4 February 2018

1858: Physicist and academic Max Planck born. He will make many contributions to theoretical physics, earning fame as the originator of quantum theory.
1933: Computer scientist, mathematician, and engineer Annie Easley born. She will be a leading member of the team which develops software for the Centaur rocket stage, and one of the first African-Americans to work as a computer scientist at NASA.
1939: Mathematician and inventor Alice Beta warns President Roosevelt that the Manhattan Project will have disastrous side-effects, including a wave of crimes against mathematical constants.
1941: Computer programmer and engineer Ray Tomlinson born. He will implement the first email system on the the ARPANET system, including the "@" separator which is still in use today.
1964: Physicist and crime-fighter Nikolay Basov uses quantum electronics modulator to detect and prevent crimes against mathematical constants.
1967: Soviet space program: Soyuz 1 (Russian: Союз 1, Union 1) a manned spaceflight carrying cosmonaut Colonel Vladimir Komarov is launched into orbit.

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 ||1915 – Arnold Alexander Hall, English engineer, academic, and businessman (d. 2000)
+||Henry Ernest Dudeney (d. 23 April 1930) was an English author and mathematician who specialised in logic puzzles and mathematical games. He is known as one of the country's foremost creators of mathematical puzzles. Pic.
 File:Annie Easley.jpg|link=Annie Easley (nonfiction)|1933: Computer scientist, mathematician, and engineer [[Annie Easley (nonfiction)|Annie Easley]] born. She will be a leading member of the team which develops software for the Centaur rocket stage, and one of the first African-Americans to work as a computer scientist at NASA.