A haunting letter was once found on board a Russian nuclear submarine which had sank and claimed the lives of 118 crew ...

Stealth may soon be an impossible feat for submarines, after scientists found a way to detect even the quietest underwater vessels.

The submarine was found at a depth of about 770 feet (235 meters) in the Sea of Icaria, confirming suspicions that it had been lost to a German mine. "Constant and persistent research paid off ...

A treasure trove of vital German intelligence, the submarine's capture was top-secret. See inside the U-boat, now a permanent exhibit at Chicago's Griffin Museum of Science and Industry. Submarine ...

Huang Xuhua, chief designer of China's first-generation nuclear submarines, died on Thursday evening in Wuhan, Hubei province. He was 99. Born in March 1926 to a family of doctors in Guangdong ...

The Indian Navy is looking to buy six advanced submarines with the ability to stay underwater for three weeks under Project ...

Submarine warfare played a pivotal role in the Battle of the Atlantic as German U-boats targeted merchant ships and troop carriers from the US and other Allied nations. The underwater predators ...