A Seoul-based company has expressed its intention to build nuclear-powered submarines for the U.S. Navy. Hanwha Group claims ...

North Korea's state media released photos Thursday of what it said was the hull of a nuclear submarine. Its leader denounced ...

The submarine is the fifth Navy vessel to bear the name Idaho. The first was a wooden-hulled storeship commissioned in 1866.

The admiral who leads the U.S. Navy submarine forces was tapped to head a new position that will oversee American submarine ...

The U.S. operates a fleet of more than 50 nuclear-powered fast attack submarines to counter China's naval threat.

North Korea on Thursday released new images of what it claims is its first nuclear-powered submarine, a massive vessel equal in size to some of the United States Navy’s attack subs.

A US Navy guided-missile submarine was involved in recent strikes on Iran's nuclear program. Ohio-class cruise-missile subs host massive firepower and are difficult to detect. But they're going to be ...

THE Royal Navy is testing a fleet of drones to patrol seas for Russian submarines. And they could also be used to form a ...

A British naval supply ship with an on-board helicopter was deployed to track the stealthy Kilo-class submarine Krasnodar, the Royal Navy said.