Manhattan Project scientists working on the Thin Man plutonium gun assembly. Two atomic bombs nicknamed Little Boy and Fat Man were detonated over Hiroshima and Nagasaki in August 1945, effectively ...

The Manhattan Project occurred between 1942 and 1946. It employed over 129,000 people at its peak and cost a total of $2 billion. The project produced the first working nuclear bombs and ushered in ...

The Manhattan Project was one of the most secretive efforts in United States History. None of the scientists knew how big the initial atomic test would be. Are you ahead, or behind on retirement?

My father, Donald Schover, was an electronics research assistant at the University of Chicago’s Metallurgical Laboratory (or Met Lab)—the same lab where Enrico Fermi and his team achieved the first ...