The dropping of the atomic bomb on Hiroshima, Japan, effectively ended WWII, but took thousands of civilian lives. On August 6, 1945, the bomb was dropped on the city.

One of the most controversial collaborative efforts in history, The Manhattan Project has been the subject of well over a dozen books, including Richard Rhodes' Pulitzer-Prize-winning The Making ...

The letter titled “On My Participation in the Atom Bomb Project” was originally in German. It was sent to a Japanese ...

The definitive telling of that story is Richard Rhodes’ Pulitzer Prize–winning The Making of the Atomic Bomb, first released in 1986. The 800-page tome has become something of a sacred text ...

Gen. John Leslie R. Groves, right, appears with Dr. J. Robert Oppenheimer, inspect the base of a tower at the site of an atomic bomb test was exploded in Alamogordo, N.M., on Sept. 9, 1945.

If you want to learn more about the Manhattan Project, the atomic bomb, the Trinity Site, and J. Robert Oppenheimer himself, here's where to start.

The role the Hanford nuclear reservation site in Washington played in the making of the atomic bomb as seen in the ... J. Robert Oppenheimer and General Leslie R. Groves at Trinity Site next to ...

In 1945, Hollywood set in motion its first big-budget movie drama about the making and use of the atomic bomb. Almost immediately a competing project emerged (with a screenplay by Ayn Rand, no less).

As the first atomic bomb, fueled with Hanford plutonium, was detonated in the New Mexico desert 10 months later, leaders feared there was a chance that the chain reaction could destroy the world.