Template:On This Day (nonfiction)/December 1

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  1750: Mathematician, astronomer, and cartographer Johann Gabriel Doppelmayr dies. He published works on mathematics and astronomy, including sundials, spherical trigonometry, and celestial maps and globes, along with biographical information on several hundred mathematicians and instrument makers.

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  1910: Physicist Louis Slotin born. He will be fatally irradiated in a criticality incident during an experiment with the "demon core" at Los Alamos National Laboratory.

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  1947: Mathematician and geneticist G. H. Hardy dies. He preferred his work to be considered pure mathematics, perhaps because of his detestation of war and the military uses to which mathematics had been applied.

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  1947: Magician and author Aleister Crowley dies. He gained widespread notoriety during his lifetime, as a recreational drug experimenter, bisexual, and an individualist social critic; the popular press denounced him as "the wickedest man in the world" and a Satanist.

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  1948: Tamam Shud case: an unidentified man is found dead at 6:30 am, 1 December 1948, on Somerton beach, Glenelg, just south of Adelaide, South Australia. Public interest in the case remains significant for several reasons: the death occurred at a time of heightened international tensions following the beginning of the Cold War; the apparent involvement of a secret code; the possible use of an undetectable poison; and the inability of authorities to identify the dead man.

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  1967: First known occurence of Stellated Octahedron Day (December 1) celebrating the stellated octahedron, the only stellation of the octahedron.

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  1969: The first draft lottery in the United States is held since World War II.

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  2016: Snaily is voted Picture of the Day by the citizens of New Minneapolis, Canada.