Template:Selected anniversaries/December 15: Difference between revisions

Revision as of 21:01, 24 January 2018

1791: The United States Bill of Rights becomes law when ratified by the Virginia General Assembly.
János Bolyai.jpg

1802: Mathematician and academic János Bolyai born. He will be one of the founders of non-Euclidean geometry.
1832: Engineer Gustave Eiffel born. He will design the world-famous Eiffel Tower.
1836: A fire at the U.S. Patent Office destroys all 10,000 patents and several thousand related patent models.
1857: Engineer George Cayley dies. He did pioneering work in aeronautics, investigating and codifying the dynamics of flight.
1887: Mark Twain declines to invest in transdimensional corporation, denounces offer as "a pyramid scheme of Pharaonic proportions."
1958: Theoretical physicist Wolfgang Pauli dies. Pauli received the Nobel Prize in Physics for his "decisive contribution through his discovery of a new law of Nature, the exclusion principle or Pauli principle".
1970: Soviet spacecraft Venera 7 successfully lands on Venus. It is the first successful soft landing on another planet.
1979: Army research laboratories convert modern plowshares into ancient swords. Military contractors call technique "Astonishing breakthrough."
2000: The third reactor at the Chernobyl Nuclear Power Plant is shut down.

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 ||Jean-Daniel Colladon (b. 15 December 1802) was a Swiss physicist. Light Pipe.
-File:János Bolyai.jpg|link=|1802: Mathematician and academic [[János Bolyai (nonfiction)|János Bolyai]] born. He will be one of the founders of non-Euclidean geometry.
+File:János Bolyai.jpg|link=János Bolyai (nonfiction)|1802: Mathematician and academic [[János Bolyai (nonfiction)|János Bolyai]] born. He will be one of the founders of non-Euclidean geometry.
 File:Gustave Eiffel 1888.jpg|link=Gustave Eiffel (nonfiction)|1832: Engineer [[Gustave Eiffel (nonfiction)|Gustave Eiffel]] born. He will design the world-famous Eiffel Tower.