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

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

North Korea has long vied for nuclear-powered submarines, which would allow it to fire missiles from underwater. Advanced detection of the weapons is difficult, making the country’s construction of ...

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

North Korea revealed its first nuclear-powered submarine, posing a threat to the United States and South Korea. Kim Jong Un ...

KIM Jong-un has unveiled North Korea’s first nuclear-powered submarine which could strike the West with nuke missiles. Pictures released by the state media – known to be Kim’s ...

Nuclear submarines are powered by small nuclear ... Still, its fastest running speed underwater is 40 mph, proving that modern subs operate far faster while underwater due to their hull design ...

Many of today's modern military nuclear submarines can stay submerged ... the Royal Navy's HMS Vengeance reportedly spent 201 days underwater, which isn't out of the realm of possibility since ...

LMT secures a $54.2 million contract to manufacture submarine electronic warfare systems for newly constructed and in-service ...

The news posted a photo showing the country's leader, Kim Jong-Un inspecting what seems to be part of the submarine.