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By SETH BORENSTEIN

WASHINGTON — John Glenn, whose 1962 flight as the first U.S. astronaut to orbit the Earth made him an all-American hero and propelled him to a long career in the U.S. Senate, died Thursday. The last survivor of the original Mercury 7 astronauts was...

BY SETH BORENSTEIN

WASHINGTON (AP) — Scientists have found an extra charming new subatomic particle that they hope will help further explain a key force that binds matter together.Physicists at the Large Hadron Collider in Europe announced Thursday the fleeting...