Template:Selected anniversaries/February 14: Difference between revisions
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||1869 – Charles Thomson Rees Wilson, Scottish physicist and meteorologist, Nobel Prize laureate (d. 1959) | ||1869 – Charles Thomson Rees Wilson, Scottish physicist and meteorologist, Nobel Prize laureate (d. 1959) | ||
|link=|1876: Alexander Graham Bell applies for a patent for the telephone, as does Elisha Gray. | File:Rotary dial telephone.jpg|link=Telephone (nonfiction)|1876: [[Alexander Graham Bell (nonfiction)|Alexander Graham Bell]] applies for a patent for the [[Telephone (nonfiction)|telephone]], as does [[Elisha Gray (nonfiction)|Elisha Gray]]. | ||
||Edmund Georg Hermann Landau (b. 14 February 1877) was a German born mathematician who worked in the fields of number theory and complex analysis. | ||Edmund Georg Hermann Landau (b. 14 February 1877) was a German born mathematician who worked in the fields of number theory and complex analysis. | ||
Revision as of 19:35, 30 August 2017
1855: Texas is linked by telegraph to the rest of the United States, with the completion of a connection between New Orleans and Marshall, Texas.
1876: Alexander Graham Bell applies for a patent for the telephone, as does Elisha Gray.
1943: Mathematician David Hilbert dies. He discovered and developed a broad range of fundamental ideas in many areas, including invariant theory and the axiomatization of geometry.
1949: ENIAC programmed to select optimal Valentine's Day gift.
1950: Physicist and engineer Karl Guthe Jansky dies. He was one of the founding figures of radio astronomy.
1990: The Voyager 1 spacecraft takes the photograph of planet Earth later become famous as Pale Blue Dot.
2009: Record attendance for Valentine's Day performance by Rhizolith Group.