"Trinity" was the codename for the test explosion of the atomic bomb in New Mexico on July 16, 1945. This exceptional book tells the story of the bomb's metaphorical father, Rudolf Peierls; his intellectual son, the atomic spy, Klaus Fuchs, and the ghosts of the security services in Britain, the USA and USSR. Against the background of pre-war Nazi Germany, World War II and the following Cold War, the book traces how Peierls brought Fuchs into his...