American Andrea Ghez, 2 others win Nobel Prize in physics

The Nobel Prize in Physics was awarded Tuesday. (Fernando Vergara/AP) An American astrophysicist, Andrea Ghez, a professor at the University of California at Los Angeles, was among three scientists awarded the Nobel Prize in Physics on Tuesday for her role in discovering a supermassive black hole at the center of our galaxy. She shared that honor with German astrophysicist Reinhard Genzel and with Roger Penrose, a British theorist cited for his discovery that Albert Einstein’s theory of general relativity predicts the formation of black holes.

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