Template:Selected anniversaries/April 12: Difference between revisions

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File:Johannes Kepler 1610.jpg|link=Johannes Kepler (nonfiction)|1604: [[Johannes Kepler (nonfiction)|Johannes Kepler]] discovers new class of [[crimes against mathematical constants]].
File:Charles Messier.jpg|link=Charles Messier (nonfiction)|1817: Astronomer [[Charles Messier (nonfiction)|Charles Messier]] dies. He published an astronomical catalogue consisting of nebulae and star clusters that came to be known as the 110 "Messier objects".
 
File:Carl Louis Ferdinand von Lindemann.jpg|link=Ferdinand von Lindemann (nonfiction)|1852: Mathematician and academic [[Ferdinand von Lindemann (nonfiction)|Ferdinand von Lindemann]] born. He will prove (1882) that π (pi) is a transcendental number.
File:Carl Louis Ferdinand von Lindemann.jpg|link=Ferdinand von Lindemann (nonfiction)|1852: Mathematician and academic [[Ferdinand von Lindemann (nonfiction)|Ferdinand von Lindemann]] born. He will prove (1882) that π (pi) is a transcendental number.
File:Exponential-growth-diagram.svg|link=Crimes against mathematical constants|1923: "Conspiracy theories of about [[crimes against mathematical constants]] amount to a hoax, a complete fraud."
 
File:Project Diana antenna.jpg|link=Project Diana (nonfiction)|1947: The United States Army Signal Corps uses [[Project Diana (nonfiction)|Project Diana]] antenna to manufacture high-grade [[clandestiphrine]].
File:Donald_J._Hughes.png|link=Donald J. Hughes (nonfiction)|1960: Nuclear physicist [[Donald J. Hughes (nonfiction)|Donald J. Hughes]] dies. Hughes was one of the signers of the Franck Report in June, 1945, recommending that the United States not use the atomic bomb as a weapon to prompt the surrender of Japan in World War II.
 
File:Yuri Gagarin Vostok1.jpg|link=Yuri Gagarin (nonfiction)|1961: Soviet cosmonaut [[Yuri Gagarin (nonfiction)|Yuri Gagarin]] becomes the first human to travel into outer space and perform the first manned orbital flight (Vostok 1).
 
File:Edwin_T._Layton.jpg|link=Edwin T. Layton (nonfiction)|1984: United States Navy Admiral [[Edwin T. Layton (nonfiction)|Edwin Thomas Layton]] dies. Layton served as a Naval intelligence officer before and during World War II.
 
File:Cantor Parabola.jpg|link=Cantor Parabola|2020: Math photographer [[Cantor Parabola]] wins Pulitzer Prize for series of exo-temporal photographs of Minicon 55 in 2021.
 
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Latest revision as of 05:05, 12 April 2022

  • 1817: Astronomer Charles Messier dies. He published an astronomical catalogue consisting of nebulae and star clusters that came to be known as the 110 "Messier objects".

    1817: Astronomer Charles Messier dies. He published an astronomical catalogue consisting of nebulae and star clusters that came to be known as the 110 "Messier objects".

  • 1852: Mathematician and academic Ferdinand von Lindemann born. He will prove (1882) that π (pi) is a transcendental number.

    1852: Mathematician and academic Ferdinand von Lindemann born. He will prove (1882) that π (pi) is a transcendental number.

  • 1960: Nuclear physicist Donald J. Hughes dies. Hughes was one of the signers of the Franck Report in June, 1945, recommending that the United States not use the atomic bomb as a weapon to prompt the surrender of Japan in World War II.

    1960: Nuclear physicist Donald J. Hughes dies. Hughes was one of the signers of the Franck Report in June, 1945, recommending that the United States not use the atomic bomb as a weapon to prompt the surrender of Japan in World War II.

  • 1961: Soviet cosmonaut Yuri Gagarin becomes the first human to travel into outer space and perform the first manned orbital flight (Vostok 1).

    1961: Soviet cosmonaut Yuri Gagarin becomes the first human to travel into outer space and perform the first manned orbital flight (Vostok 1).

  • 1984: United States Navy Admiral Edwin Thomas Layton dies. Layton served as a Naval intelligence officer before and during World War II.

    1984: United States Navy Admiral Edwin Thomas Layton dies. Layton served as a Naval intelligence officer before and during World War II.

  • 2020: Math photographer Cantor Parabola wins Pulitzer Prize for series of exo-temporal photographs of Minicon 55 in 2021.

    2020: Math photographer Cantor Parabola wins Pulitzer Prize for series of exo-temporal photographs of Minicon 55 in 2021.

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