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

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

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

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

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 ...

Sen. Jeanne Shaheen announced Portsmouth Naval Shipyard is exempt from Trump administration's hiring freeze after several ...

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

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, ...

PARIS — French defense-electronics maker Thales won a contract to supply the entire sonar and acoustics suite for the Royal ...

In the control room of the American Virginia class attack submarine USS Minnesota, off the Western Australian coast, sonar ...