Two U.S. Navy submarines—one Los Angeles-class and one Ohio-class—are using robots to help extend the life of aging engines, Steve Pykett, CEO of Fairbanks Morse Defense, told Defense One.

The P-1000 Ratte was a German super-heavy tank concept approved during World War II that weighed an estimated 1,000 tons and carried naval battleship guns. Designed as a mobile land cruiser, it would ...

North Korea’s state media revealed on Thursday a picture of what it called a “8,700-ton nuclear-powered strategic guided missile submarine.” It’s the first time North Korea disclosed the tonnage and ...

SEOUL, South Korea (AP) — North Korea on Thursday displayed apparent progress in the construction of a nuclear-powered submarine, with state media photos showing a largely completed hull, as leader ...

This is read by an automated voice. Please report any issues or inconsistencies here. SEOUL — North Korea on Thursday displayed apparent progress in the construction of a nuclear-powered submarine, ...

North Korea showed off its apparent progress in the development of a nuclear-powered submarine. State media released photos of North Korean dictator Kim Jong Un and his daughter, a potential heir, as ...

North Korean leader Kim Jong Un observed construction of a submarine with his daughter, a potential heir, and oversaw the test-firing of long-range surface-to-air missiles, state media reported on ...

In the midst of the Falklands War, British sailors hunting for ARA San Luis launched ordnance at the sonar and radar signals of whales, wrecks, and even flocks of seagulls — anything that might have ...