Template:Selected anniversaries/June 30: Difference between revisions
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File:Charles Messier.jpg|link=Charles Messier (nonfiction)|1770: Astronomer [[Charles Messier (nonfiction)|Charles Messier]] is elected to the French Academy of Sciences. | File:Charles Messier.jpg|link=Charles Messier (nonfiction)|1770: Astronomer [[Charles Messier (nonfiction)|Charles Messier]] is elected to the French Academy of Sciences. | ||
||1791 – Félix Savart, French physicist and psychologist (d. 1841) | |||
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]]. | ||
||1905 – Albert Einstein sends the article On the Electrodynamics of Moving Bodies, in which he introduces special relativity, for publication in ''Annalen der Physik''. | ||1905 – Albert Einstein sends the article On the Electrodynamics of Moving Bodies, in which he introduces special relativity, for publication in ''Annalen der Physik''. | ||
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||1912: Ludwig Bölkow, German aero engineer (b. 1912) Messer-262 | ||1912: Ludwig Bölkow, German aero engineer (b. 1912) Messer-262 | ||
||Vladimir Nikolayevich Chelomey (b. 30 June 1914) was a Soviet mechanics scientist, aviation and missile engineer. He invented the very first Soviet pulse jet engine and was responsible for the development of the world's first anti-ship cruise missiles and ICBM complexes | |||
||1919 – Ed Yost, American inventor of the modern hot air balloon (d. 2007) | ||1919 – Ed Yost, American inventor of the modern hot air balloon (d. 2007) | ||
Revision as of 21:44, 29 October 2017
1660: Mathematician William Oughtred dies. He invented the slide rule in 1622.
1770: Astronomer Charles Messier is elected to the French Academy of Sciences.
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.