Template:Selected anniversaries/June 30: Difference between revisions
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File:William Oughtred.jpg|link=William Oughtred (nonfiction)|1660: Mathematician [[William Oughtred (nonfiction)|William Oughtred]] dies. He invented the slide rule in 1622. | File:William Oughtred.jpg|link=William Oughtred (nonfiction)|1660: Mathematician [[William Oughtred (nonfiction)|William Oughtred]] dies. He invented the slide rule in 1622. | ||
File:Exponential-growth-diagram.svg|link=Crimes against mathematical constants|1907: Spike in [[crimes against mathematical constants]] blamed on upcoming [[Tunguska event (nonfiction)|Tunguska event]]. | File:Exponential-growth-diagram.svg|link=Crimes against mathematical constants|1907: Spike in [[crimes against mathematical constants]] blamed on upcoming [[Tunguska event (nonfiction)|Tunguska event]]. | ||
||1791 – Félix Savart, French physicist and psychologist (d. 1841) | |||
||1905 – Albert Einstein sends the article On the Electrodynamics of Moving Bodies, in which he introduces special relativity, for publication in ''Annalen der Physik''. | |||
File:Tunguska.png|link=Tunguska event (nonfiction)|1908: The [[Tunguska event (nonfiction)|Tunguska event]] occurs in remote Siberia. | File:Tunguska.png|link=Tunguska event (nonfiction)|1908: The [[Tunguska event (nonfiction)|Tunguska event]] occurs in remote Siberia. | ||
||1919 – Ed Yost, American inventor of the modern hot air balloon (d. 2007) | |||
||1919 – John William Strutt, 3rd Baron Rayleigh, English physicist and academic, Nobel Prize laureate (b. 1842) | |||
||1926 – Paul Berg, American biochemist and academic, Nobel Prize laureate | |||
||1937 – The world's first emergency telephone number, 999, is introduced in London | |||
File:Tunguska-Preservation-TV.jpg|link=Tunguska Event Preservation Society|1956: The [[Tunguska Event Preservation Society]] launches fundraiser to simulate the 1927 Tunguska expedition. | File:Tunguska-Preservation-TV.jpg|link=Tunguska Event Preservation Society|1956: The [[Tunguska Event Preservation Society]] launches fundraiser to simulate the 1927 Tunguska expedition. | ||
||1961 – Lee de Forest, American inventor, invented the audion tube (b. 1873) | |||
||1971 – The crew of the Soviet Soyuz 11 spacecraft are killed when their air supply escapes through a faulty valve. | |||
||1971 – Viktor Patsayev, Kazakh engineer and astronaut (b. 1933) | |||
||1971 – Vladislav Volkov, Russian engineer and astronaut (b. 1935) | |||
||1974 – Vannevar Bush, American engineer and academic (b. 1890) | |||
||2015 – Robert Dewar, English-American computer scientist and academic (b. 1945) | |||
</gallery> | </gallery> | ||
Revision as of 15:24, 28 June 2017
1660: Mathematician William Oughtred dies. He invented the slide rule in 1622.
1907: Spike in crimes against mathematical constants blamed on upcoming Tunguska event.
1908: The Tunguska event occurs in remote Siberia.
1956: The Tunguska Event Preservation Society launches fundraiser to simulate the 1927 Tunguska expedition.