Template:Selected anniversaries/June 30: Difference between revisions

Revision as of 04:42, 22 November 2019

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.
1905: Albert Einstein sends the article "On the Electrodynamics of Moving Bodies", in which he introduces special relativity, for publication in Annalen der Physik.
1908: The Tunguska event occurs in remote Siberia.
1956: The Tunguska Event Preservation Society launches fundraiser to simulate the 1927 Tunguska expedition.

@@ Line 53: / Line 53: @@
 ||1971: Viktor Patsayev dies ... engineer and astronaut.
-||1971: Vladislav Volkov dies ... engineer and astronaut.
+||1971: Vladislav Volkov dies aboard Soyuz 11 ... engineer and astronaut. After a normal re-entry, the Soyuz 11 capsule was opened and the corpses of the three crew members were found inside. It was discovered that a valve had opened just prior to leaving orbit that had allowed the capsule's atmosphere to vent away into space, causing Volkov and his two flight companions to suffer fatal hypoxia as their cabin descended toward the earth's atmosphere. Pic.
 ||1972: Yuri Vladimirovich Linnik dies ... mathematician active in number theory, probability theory and mathematical statistics. Pic.