Leo Szilard

Leo Szilard was a Hungarian-American physicist and inventor who played a key role in the development of nuclear science. He proposed the idea of a nuclear chain reaction, which is fundamental to atomic energy and bombs, and co-discovered nuclear fission. Szilard also warned about the dangers of nuclear weapons, advocating for responsible use of atomic energy. His work helped shape both science and policy during the 20th century, making him a pivotal figure in the history of nuclear physics and global security.