Template:Selected anniversaries/December 25: Difference between revisions
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File:Filippo Mazzei.jpg|link=Philip Mazzei (nonfiction)|1730: Physician and activist [[Filippo Mazzei (nonfiction)|Filippo Mazzei]] born. He will act as an agent to purchase arms for Virginia during the American Revolutionary War. | File:Filippo Mazzei.jpg|link=Philip Mazzei (nonfiction)|1730: Physician and activist [[Filippo Mazzei (nonfiction)|Filippo Mazzei]] born. He will act as an agent to purchase arms for Virginia during the American Revolutionary War. | ||
||Claude Chappe (b. December 25, 1763) was a French inventor who in 1792 demonstrated a practical semaphore system that eventually spanned all of France. This was the first practical telecommunications system of the industrial age, making Chappe the first telecom mogul with his "mechanical internet." | |||
||1758 – Halley's Comet is sighted by Johann Georg Palitzsch, confirming Edmund Halley's prediction of its passage. This was the first passage of a comet predicted ahead of time. | ||1758 – Halley's Comet is sighted by Johann Georg Palitzsch, confirming Edmund Halley's prediction of its passage. This was the first passage of a comet predicted ahead of time. |
Revision as of 11:46, 27 November 2017
1125: Canterbury scrying engine computes new program in celebration of Christmas.
1642: Isaac Newton born. He will be widely recognized as one of the most influential scientists of all time and a key figure in the scientific revolution.
1730: Physician and activist Filippo Mazzei born. He will act as an agent to purchase arms for Virginia during the American Revolutionary War.
1932: Enrico Fermi computes probability set for path Santa Claus will travel.
1956: John Brunner uses scrying engine to extract cryptographic numen from Hellscreiber transmissions.
2016: Astronomer and academic Vera Rubin dies. She discovered the discrepancy between the predicted angular motion of galaxies and the observed motion, by studying galactic rotation curves.