On this day: September 12

Published On: Sep 11 2012 11:34:26 PM CDT   Updated On: Sep 12 2013 01:00:00 AM CDT

John F. Kennedy marries Jackie, "Lassie," "The Monkees," "Bonanza" and "Taxi" all premiere on TV, and The Man in Black dies, all on this day.

OTD September 12 - Leo Szilard
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U.S. Department of Energy

1933: Hungarian-American physicist Leó Szilárd, while waiting for a red light in London, conceives the idea of the nuclear chain reaction.

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