As recounted in James Kunetka’s The General and the Genius: Groves and Oppenheimer ... man he appointed as military leader of the Manhattan Project, General Leslie Groves, grew weary of ...
"Gadget," the first atomic bomb — a 6-foot sphere with a grapefruit-sized Plutonium core, covered in cables — was born out of the Albert Einstein-inspired Manhattan Project, and was detonated ...