On this day in 1953, Nepalese sherpa Tenzing Norgay and climber Edmund Hillary became the first people to reach the summit of Mount Everest, the highest mountain above sea level. / On this day in 1967, the Republic of Biafra declared its independence from Nigeria.
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A laugh track is used in a TV show for the first time - September 9th, 1950
08:03

Carnation processes its first cans of evaporated milk - September 6th, 1899
10:13

AIDS activists wrap a giant condom over Senator Jesse Helms’ house - September 5th, 1991
09:45