December 10, 1950: Dr. Ralph Bunche becomes the first African- American man awarded the Nobel Peace Prize, for his efforts in mediating between Israel and nearby Arab states the previous year.
December 11, 1901: The first transatlantic radio signal is transmitted by Guglielmo Marconi from Cornwall, England, to St. John’s, Newfoundland.
December 14, 1962: The Mariner II space probe sends back information from the planet Venus, the first information ever received from another planet.
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