Leo Szilard (1898)

Szilard was a Hungarian-American nuclear physicist who, after immigrating to America from Nazi Germany, was instrumental in the development of nuclear weapons. Working with Enrico Fermi, he developed the first self-sustained nuclear reactor based on uranium fission. He was one of the first to realize that nuclear chain reactions could be used in bombs and, in 1939, helped to establish the Manhattan Project. Later he protested nuclear warfare and decided to study what instead? More...