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

North Korea's recent unveiling of a nuclear-powered submarine underscores a strategic milestone with considerable ...

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

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

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

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.

North Korea's Foreign Ministry said that its "nuclear armed forces will exist forever as a powerful means of justice," ...

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, ...

According to Canadian news channel CTV News, the submarine is expected to remain ... The French naval sub is powered by a nuclear reactor, which provides substantial endurance and operational ...

Yonhap, a South Korean news agency, said this was the first time Pyongyang had publicly disclosed the construction of such a ...