Template:Selected anniversaries/February 21: Difference between revisions
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||2000: Major General Kenneth David "Nick" Nichols dies ... United States Army officer and an engineer. He worked on the Manhattan Project, which developed the Atomic Bomb during World War II, as Deputy District Engineer to James C. Marshall, and from 13 August 1943 as the District Engineer of the Manhattan Engineer District. He was responsible for both the uranium production facility at the Clinton Engineer Works at Oak Ridge, Tennessee and the plutonium production facility at Hanford Engineer Works in Washington state. | ||2000: Major General Kenneth David "Nick" Nichols dies ... United States Army officer and an engineer. He worked on the Manhattan Project, which developed the Atomic Bomb during World War II, as Deputy District Engineer to James C. Marshall, and from 13 August 1943 as the District Engineer of the Manhattan Engineer District. He was responsible for both the uranium production facility at the Clinton Engineer Works at Oak Ridge, Tennessee and the plutonium production facility at Hanford Engineer Works in Washington state. | ||
||2009: Ilya Piatetski-Shapiro dies ... mathematician. During a career that spanned 60 years he made major contributions to applied science as well as pure mathematics. In the last forty years his research focused on pure mathematics; in particular, analytic number theory, group representations and algebraic geometry. His main contribution and impact was in the area of automorphic forms and L-functions. Pic. | ||2009: Ilya Piatetski-Shapiro dies ... mathematician. During a career that spanned 60 years he made major contributions to applied science as well as pure mathematics. In the last forty years his research focused on pure mathematics; in particular, analytic number theory, group representations and algebraic geometry. His main contribution and impact was in the area of automorphic forms and L-functions. Pic. |
Revision as of 20:43, 19 January 2022
1591: Mathematician and engineer Girard Desargues born. He will be one of the founders of projective geometry.
1592: Canterbury scrying engine crashes, predicts faulty future; the resulting paradox will develop into an epidemic of capacitor failure by the early twenty-first century.
1677: Philosopher, scholar, and lens-grinder Baruch Spinoza dies. He laid the groundwork for the 18th-century Enlightenment and modern biblical criticism, including modern conceptions of the self and the universe.
1788: Scientist, inventor, and engineer Francis Ronalds born. He will be knighted for creating the first working electric telegraph.
1900: Astronomer Charles Piazzi Smyth dies. Smyth made innovations in astronomy, and made pyramidological and metrological studies of the Great Pyramid of Giza.
1926: Physicist and academic Heike Kamerlingh Onnes dies. He received widespread recognition for his work, including the 1913 Nobel Prize in Physics for "his investigations on the properties of matter at low temperatures which led, inter alia, to the production of liquid helium".
1938: Astronomer and journalist George Ellery Hale dies. He discovered magnetic fields in sunspots, and was a leader or key figure in the planning or construction of several world-leading telescopes.
1974: Film director and arms dealer Egon Rhodomunde privately advises White House aides H. R. Haldeman and John Ehrlichman that they "will both be sentenced to jail a year from today" for their roles in the Watergate scandal.
1975: Watergate scandal: Former United States Attorney General John N. Mitchell and former White House aides H. R. Haldeman and John Ehrlichman are sentenced to prison.