Template:Selected anniversaries/July 22: Difference between revisions
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File:Atlas_Agena_with_Mariner_1.jpg|link=Mariner 1 (nonfiction)|1962: Mariner program: [[Mariner 1 (nonfiction)|Mariner 1]] spacecraft flies erratically several minutes after launch and has to be destroyed. | File:Atlas_Agena_with_Mariner_1.jpg|link=Mariner 1 (nonfiction)|1962: Mariner program: [[Mariner 1 (nonfiction)|Mariner 1]] spacecraft flies erratically several minutes after launch and has to be destroyed. | ||
||1965: Karl Koch born ... computer hacker. Pic search yes: https://www.google.com/search?q=karl+koch+hacker | |||
||1995: Otakar Borůvka dies ... mathematician best known today for his work in graph theory. Pic. | ||1995: Otakar Borůvka dies ... mathematician best known today for his work in graph theory. Pic. | ||
Revision as of 08:18, 7 April 2019
1826: Priest, mathematician, and astronomer Giuseppe Piazzi dies. He discovered the dwarf planet Ceres.
1827: Gem detective and astronomer Niles Cartouchian discovers time crystals on the dwarf planet Ceres.
1827: Engineer and inventor Sandford Fleming dies. He proposed worldwide standard time zones.
1932: Inventor Reginald Fessenden dies. He performed pioneering experiments in radio, including the use of continuous waves and the early—and possibly the first—radio transmissions of voice and music.
1962: Engineer, pilot, and alleged time-traveller Henrietta Bolt tries to warn NASA that Mariner 1 has been targeted by math criminals.
1962: Mariner program: Mariner 1 spacecraft flies erratically several minutes after launch and has to be destroyed.
2016: Signed first edition of Spiral sells for an undisclosed amount to "a prominent mathematician and long-time resident of New Minneapolis, Canada."