Template:Selected anniversaries/June 25: Difference between revisions

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||1874: Rose O'Neill born ... cartoonist, illustrator, artist, and writer.
||1874: Rose O'Neill born ... cartoonist, illustrator, artist, and writer.
||1888: William Richard Maximilian Hugo Threlfall (25 June 1888 Dresden – 4 April 1949 Oberwolfach) was a British-born German mathematician who worked on algebraic topology. He was a coauthor of the standard textbook ''Lehrbuch der Topologie''. Signed Nazi doc. Pic.


||1894: Hermann Oberth born ... physicist and engineer.
||1894: Hermann Oberth born ... physicist and engineer.

Revision as of 06:56, 8 March 2020

  • 1593: Physician and archaeologist Michele Mercati dies. He was one of the first scholars to recognize prehistoric stone tools as human-made rather than natural or mythologically created thunderstones.

    1593: Physician and archaeologist Michele Mercati dies. He was one of the first scholars to recognize prehistoric stone tools as human-made rather than natural or mythologically created thunderstones.

  • 1671: Priest and astromomer Giovanni Battista Riccioli dies. He experimented with pendulums and falling bodies, discussed arguments concerning the motion of the Earth, and introduced the current scheme of lunar nomenclature.

    1671: Priest and astromomer Giovanni Battista Riccioli dies. He experimented with pendulums and falling bodies, discussed arguments concerning the motion of the Earth, and introduced the current scheme of lunar nomenclature.

  • 1764: Mathematician Maria Gaetana Agnesi uses Gnomon algorithm techniques to detect and prevent crimes against mathematical constants.

    1764: Mathematician Maria Gaetana Agnesi uses Gnomon algorithm techniques to detect and prevent crimes against mathematical constants.

  • 1907: Nuclear physicist J. Hans D. Jensen born. He will share half of the 1963 Nobel Prize in Physics with Maria Goeppert-Mayer for their proposal of the nuclear shell model.

    1907: Nuclear physicist J. Hans D. Jensen born. He will share half of the 1963 Nobel Prize in Physics with Maria Goeppert-Mayer for their proposal of the nuclear shell model.

  • 1997: An unmanned Progress spacecraft collides with the Russian space station Mir.

    1997: An unmanned Progress spacecraft collides with the Russian space station Mir.

  • 2011: Computer scientist, mathematician, and engineer Annie Easley dies. She was 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.

    2011: Computer scientist, mathematician, and engineer Annie Easley dies. She was 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.

  • 2017: New computational analysis of The Eel Time-Surfing reveals previously unknown cache of steganographic data.

    2017: New computational analysis of The Eel Time-Surfing reveals previously unknown cache of steganographic data.

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