Italian physicist and Nobel laureate in physics. University of Rome, Ph.D. (physics), 1928, studying under Enrico Fermi. Assistant professor of physics, University of Rome (1932-1936); director of the Physics Laboratory, University of Palermo (1936-1938); research assistant, Berkeley Radiation Lab and lecturer in the physics department, University of California, Berkeley; Los Alamos National Laboratory, group leader for the Manhattan Project (1943-1946); professor of physics and history of science, University of California, Berkeley (1946-1972); University of Rome, professor of nuclear physics (1974- ).