Former national security adviser H.R. McMaster told an event in Washington that the US must impose 'very significant costs' ...

Prosecutors said samples of the alleged nuclear material was weapons-grade, meaning enough of it would be suitable for use in a nuclear weapon.

Thanks to Israel, the now-impending Syrian chaos may be deeply destabilizing, but it will plausibly be nonnuclear.

President Alexander Lukashenko of Belarus said that more than a dozen Russian nuclear weapons have been moved to his country.

For Iran, decades of work and billions of dollars of nuclear equipment and research could be no more, writes David ...

Bona Film Group announced Thursday its groundbreaking military action film about China's nuclear submarine fleet will ...

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China is rapidly growing its nuclear arsenal and will likely have 1,000 nuclear weapons by 2030, according to the latest Pentagon report about Beijing’s military might. The country has added at ...

China is continuing its nuclear expansion ... is obligated under domestic law to help defend Taiwan and give it weapons and technology to deter invasion. The island democracy has been the chief ...

If all goes to plan, Virginia will be the site of the world’s first grid-scale nuclear fusion power plant, able to harness this futuristic clean power and generate electricity from it by the ...

The ongoing war between Russia and Ukraine has led to several firsts in the ongoing year, and one of them is the rising fear of tactical nuclear weapons being used. This time it is not just ...