A Vanguard-class submarine used for Britain’s nuclear deterrent has resurfaced after a record-breaking 204 days at sea.

A submarine returned home to the Clyde today following the longest ever patrol by a British nuclear deterrent-carrying b ...

Submariners have returned from what is believed to be the longest deployment of a nuclear-armed submarine in Royal Navy ...

North Korea unveiled for the first time a nuclear-powered submarine under construction, a weapons system that can pose a ...

Will Haigh Spanish environmentalists warned hundreds of cruise ship passengers on a Palma-bound ship of the dangers of a ...

The Pillar 1 of AUKUS partnership focuses on developing Australia’s nuclear-powered submarines, which will be completed by ...

The USS Nautilus was the world's first nuclear-powered submarine. It participated in scientific and military operations ...

A rare point of agreement between the Biden and Trump administrations could have a big business impact in New Hampshire, ...

The multibillion-dollar AUKUS deal, through which the US promised to deliver a batch of nuclear submarines to Australia, is ...

A Chinese navy task group that circumnavigated Australia in February and March highlighted China's ambition to operate more frequently in the same neighborhood, Australian officials said.

Firings and buyouts hit the top-secret National Nuclear Security Administration amid a major effort to upgrade America’s ...

Talk of replacing the American nuclear umbrella over Europe with the small British and French nuclear armories is in the air, ...