
Born on this day
September 19, 20111931 - Brook Benton
1934 - Brian Epstein
1928 - Pete Murray
1933 - David McCallum
1940 - Zandra Rhodes
1940 - Bill Medley
1945 - Kate Adie
1946 - Michael Elphick
1948 - Jeremy Irons
1949 - Twiggy
1963 - David Seaman

The reason we almost always see the lightning before hearing the thunder is because light travels much faster than sound. Thunder and lightning happen in the same place at about the same time. In fact, the lightning produces the thunder. When lightning occurs, the nearby air becomes very hot and expands quickly, causing an explosion. The sound of thunder is really the sound of this explosion.
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