Discusses lost nuclear weapons, the power of an atomic bomb, the bombing of Hiroshima and Nagasaki, the development of the atomic bomb, the making of the hydrogen bomb, the detonation of a hydrogen bomb by Russia in 1961, and the status...

This article from "The New York Times" at Nuclearfiles.org recounts the ongoing debate about the first hydrgen bomb and who truly should be credited with its development.

Read background information about Harry Truman and the development of the atomic bomb prior to his presidency. Includes excerpts from official documents and conversations during the Truman Administration.