In December 1953, then-Chairman of the Atomic Energy Commission (and foe of Oppenheimer) Lewis Strauss (Robert Downey Jr.) informed the physicist that his security clearance had been suspended due ...

In 1953, at the height of U.S. anticommunist feeling, Oppenheimer was accused of having communist sympathies, and his security clearance was taken away. He had, in fact, had friends who were ...

In fact, in 1940, Einstein was denied the security clearance he'd need to work on ... at the Institute for Advanced Study with J. Robert Oppenheimer (second on the right). Credit: THA/Shutterstock ...

temporarily suspended Robert Oppenheimer's security clearance. In a long letter, the General Manager of the AEC explained why. He claimed that the wartime scientific director of the atomic bomb ...

8. He had his security clearance revoked Eventually, Oppenheimer had his security clearance taken away on the ground of past associations with communists. “The circumstances that lead to that ...