| April 26 1900: Seismologist Charles Richter, who devised the earthquake-measuring scale that bears his name, was born. 1921: The first U.S. broadcast of the weather was made from St. Louis, MO, station WEW. 1933: Arno Penzias, who with Robert Wilson, won the Nobel Prize for discovering the background microwave "Big Bang" radiation, was born. 1962: The Ranger IV space probe became the first U.S. craft to land (a planned crash) on the moon. 1986: The world's worst nuclear accident occurred at the Chernobyl plant in Pripet, Russia (formerly Soviet Union). 1989: Lucille Ball died (hard to believe so long ago). |