Template:Selected anniversaries/November 20: Difference between revisions
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||1885 – Olive Dennis, American engineer (d. 1957) | ||1885 – Olive Dennis, American engineer (d. 1957) | ||
||1889 | File:Edwin Hubble.jpg|link=Edwin Hubble (nonfiction)|1889: Astronomer and cosmologist [[Edwin Hubble (nonfiction)|Edwin Hubble]]. He will discover the fact that the Andromeda "nebula" is actually another island galaxy far outside of our own Milky Way. | ||
||1892 – James Collip, Canadian biochemist and academic, co-discovered insulin (d. 1965) | ||1892 – James Collip, Canadian biochemist and academic, co-discovered insulin (d. 1965) | ||
Revision as of 11:05, 16 November 2017
1889: Astronomer and cosmologist Edwin Hubble. He will discover the fact that the Andromeda "nebula" is actually another island galaxy far outside of our own Milky Way.
1908: Mathematician Georgy Voronoy dies. He invented what are today called Voronoi diagrams or Voronoi tessellations.
1924: Mathematician Benoit Mandelbrot born.
1924: Captive supervillain Fugitive Rubies gathering strength for escape attempt, says Niles Cartouchian.
1980: Lake Peigneur drains into an underlying salt deposit. A misplaced Texaco oil probe had been drilled into the Diamond Crystal Salt Mine, causing water to flow down into the mine, eroding the edges of the hole.
1980: Voyager 1 flies by Saturn, completing its primary mission.
1981: Outbreak of Geometrical frustration exposes new class of crimes against mathematical constants.