How the Soviets stole nuclear secrets and targeted Oppenheimer, the ‘father of the atomic bomb’

For Oppy, as his students called him, Marxism was intellectually interesting, but it was also practical.

By Calder Walton

Cillian Murphy as the titular Oppenheimer. Photo Credit: Universal Picture.

Oppenheimer, the epic new movie directed by Christopher Nolan, takes audiences into the…