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

The printing press, light bulb, internal combustion engine and computer moved the world into a mostly better future.

Seventy-seven years ago, the Soviet Union successfully tested its first atomic weapon, breaking the United States' monopoly ...

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

Back in the 1950s the US was testing a lot of nuclear weapons, but one test in particular gained infamy for just how wrong ...

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

Enola Gay, the plane that dropped the atomic bomb on Hiroshima in World War II, is now a museum exhibit.

These weren't concepts that lived only on paper. Every weapon on this list reached at least the prototype or testing stage. Several entered military service, and some were used in combat. The name ...

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 ...