The United States government established the Manhattan Project in 1942 to design, build, and deliver the world's first atomic bombs. The Project drew on academic, industrial, military, and human ...

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 ...

Oak Ridge, Tennessee, has a long history with nuclear power. It’s home to the Oak Ridge National Laboratory, the leading institution for nuclear research in the U.S., but more famously, the city was ...

Add Yahoo as a preferred source to see more of our stories on Google. This month marks the 80th anniversary of the Trinity Test, the detonation of a plutonium device known as "the Gadget" in the ...

Watch the demolition of the Manhattan Project-era Alpha-2 Complex at Y-12 in Oak Ridge See video of the demolition of Y-12's Alpha-2 Complex as UCOR's Larry Brede explains the preparation work done to ...

There have been plenty of books and movies about how the Manhattan Project brought together scientists and engineers to create the nuclear bomb. Most of them don’t have a lot of technical substance, ...

Mr. Graff is a journalist, a historian and the author, most recently, of “The Devil Reached Toward the Sky: An Oral History of the Making and Unleashing of the Atomic Bomb.” The 80th anniversary last ...