The Tsar Bomba's explosion was unparalleled in power. With a 50 megaton capacity, this nuclear test was estimated to be 3,800 times the strength of the Hiroshima atomic bomb. And although short video ...

Trump’s pick to lead the U.S. nuclear weapons agency faced Senate questions over workforce cuts, morale issues and the future of nuclear weapons testing.

A US nuclear reactor has switched from Regular to Premium fuel with Southern Nuclear inserting four Lead Test Assemblies ...

The National Nuclear Security Administration said development for a bomb 24 times more powerful than the one dropped on Hiroshima is ahead of schedule.

In the eighty years since of the atomic bombings of Japan dozens of opportunities to halt the macabre march of nuclear ...

Scripps News takes you inside a California lab that is ensuring the effectiveness of the United States' nuclear weapons - without setting them off.

What discoveries led to the use of nuclear power? When did the first plant come online? Test your knowledge with this WSJ ...

Milestone marks critical step forward in deployment of world's first mass-produced reactor ...

Moving toward the goal of having an operational molten salt nuclear reactor in the next decade, Southern Company and the ...

The Ministry of Defence has declined to confirm how many personnel are currently assigned to the internal review of historic ...

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