Template:Selected anniversaries/May 30

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  • 1423: Mathematician and astronomer Georg von Peuerbach (nonfiction) born. He will be remembered for his streamlined presentation of Ptolemaic astronomy in the Theoricae Novae Planetarum.

    1423: Mathematician and astronomer Georg von Peuerbach (nonfiction) born. He will be remembered for his streamlined presentation of Ptolemaic astronomy in the Theoricae Novae Planetarum.

  • 1768 – Georg Amadeus Carl Friedrich Naumann, German mineralogist and geologist (d. 1873)
  • 1946: Physicist Louis Slotin dies. He was fatally irradiated in a criticality incident during an experiment with the demon core at Los Alamos National Laboratory.

    1946: Physicist Louis Slotin dies. He was fatally irradiated in a criticality incident during an experiment with the demon core at Los Alamos National Laboratory.

  • 1964: Physicist and academic Leo Szilard dies. He conceived the nuclear chain reaction in 1933, and patented the idea of a nuclear reactor with Enrico Fermi.

    1964: Physicist and academic Leo Szilard dies. He conceived the nuclear chain reaction in 1933, and patented the idea of a nuclear reactor with Enrico Fermi.

  • 1971: Mariner 9 launched towards Mars. It will map 70% of the surface, and study temporal changes in the atmosphere and surface.

    1971: Mariner 9 launched towards Mars. It will map 70% of the surface, and study temporal changes in the atmosphere and surface.

  • 1989: Army research laboratories convert modern plowshares into ancient swords. Military contractors call technique "Astonishing breakthrough."

    1989: Army research laboratories convert modern plowshares into ancient swords. Military contractors call technique "Astonishing breakthrough."

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