On this day: December 21

Published On: Dec 20 2012 11:02:51 PM CST   Updated On: Dec 21 2015 01:00:00 AM CST

The Pilgrims land on Plymouth Rock, the first crossword puzzle is published, "Snow White and the Seven Dwarfs" premieres, Gen. Patton dies, and Elvis visits Nixon at the White House, all on this day.

OTD December 21 - Pierre and Marie Curie
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1898: Scientists Pierre and Marie Curie discover the radioactive element radium. In 1903, they would be awarded the Nobel Prize in Physics, sharing the honor with Henri Becquerel, a French physicist and Marie Curie's professor.

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