The pilgrims get their first taste of popcorn, George Washington is born, Elvis hits the charts for the first time, and Team USA pulls off a "Miracle on Ice," all on this day.
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1997: In Roslin, Scotland, scientists announce that an adult sheep named Dolly had been successfully cloned, becoming the first mammal cloned from an adult cell. She was born on July 5, 1996, and she lived until the age of 6, at which point she died from a progressive lung disease.