On August 6, 1945, a 10-foot-long uranium bomb called "Little Boy" was dropped on the Japanese city of Hiroshima.

In 1962, the United States detonated a nuclear bomb 400 kilometers above Earth in one of the most dangerous Cold War ...

The claim that Britain’s nuclear weapons makes us safe – the myth that this government like every other before it continues ...

The extreme conditions of atomic bomb explosions create “uncontrolled microexperiments” that, in Hiroshima, forged a never-before-seen metallic alloy ...

Add Yahoo as a preferred source to see more of our stories on Google. The scene of destruction after the atomic bomb was dropped on Hiroshima, Japan, in 1945.Universal History Archive/Universal Images ...

The scene of destruction after the atomic bomb was dropped on Hiroshima, Japan, in 1945.Universal History Archive/Universal Images Group via Getty Images On August 6, 1945, a 10-foot-long uranium bomb ...