In 1989, the Komsomolets sank off the Norwegian coast. Four years later, the BBC reported on plans to seal in its torpedoes' toxic plutonium.

An Argentine court convicted a senior former naval officer on Wednesday over the 2017 implosion of a submarine in the South ...

The crushed wreck of an Argentine submarine has been located one year after it vanished into the depths of the Atlantic Ocean with 44 crew members, in the country’s worst naval disaster in decades.

During World War II, an American submarine sank, along with 83 crew members, after taking down Japanese ships. Now, more than eight decades later, the wreckage has been found in the Pacific Ocean. The ...

Families of the 44 sailors who died in the sinking of Argentina's ARA San Juan submarine want the verdict that found one ...

Add Yahoo as a preferred source to see more of our stories on Google. The Navy confirmed that researchers had found the USS Herring submarine's final resting place 82 years after it disappeared.

Paul Tidwell finally located the wreck of a Japanese sub 17,000 feet deep in the Atlantic Ocean, but the treasure inside remains just out of reach.

Sweden said on Tuesday the wreck of a submarine found off its coast appeared to be a Tsarist-era Russian vessel that collided with a Swedish ship about a century ago. “We are most likely talking about ...