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Nagasaki mayor warns of new threat of nuclear war as city marks 80 years since atomic bomb

The western Japanese city was levelled on Aug. 9, 1945, when the United States dropped a 10,000-pound plutonium-239 bomb, ...

Japan’s aging atomic bomb survivors speak out against nuclear weapons

The number of survivors of the U.S. atomic attacks on Hiroshima and Nagasaki is dwindling 80 years later, but they are ...

See what Hiroshima looks like 80 years after the atomic bomb

On August 6, 1945, the US bomber Enola Gay dropped the first atomic bomb ever used in military combat on the Japanese city of ...

The History and Physics of the Atomic Bomb

First came the idea of splitting the atom; then, a chain of events leading to a moment forever etched in collective ...

Filmmaker James Cameron on his vow to a survivor of both WWII atomic bombs

Award-winning filmmaker James Cameron and CEO of the Nuclear Threat Initiative Ernest J. Moniz speak with Christiane Amanpour ...

Descendants of atomic bomb plane crewman and double survivor team up to abolish nuclear weapons

When the atomic bombs were dropped on Hiroshima and Nagasaki in August 1945, Ari Beser’s grandfather was onboard both of the ...

Here’s how big our nuclear arsenal is 80 years after the first atomic bomb

The first series of thermonuclear tests took place on Nov. 1, 1952, on the small Pacific island of Elugelab at Enewetak Atoll ...
HistoryExtra20h

How Nazi secrets triggered the ultimate moral dilemma – and led to Oppenheimer’s atomic bomb

That weapon – and the bombs dropped so soon after on Hiroshima and Nagasaki – are often credited to the Manhattan Project, ...