The USS Lionfish was commissioned in 1944 and earned one battle star for service in World War II. It sank a Japanese submarine, rescued the crew of a B-29 bomber, and served as a training submarine.

As naval warfare reemerges as a key strategy in the US war with Iran, World War II museum ships are finding new relevance.

Visitors can tour the vessel at the USS Silversides Submarine Museum in Muskegon, Michigan. The submarine was the site of a successful emergency appendectomy in enemy waters in 1942. Christmas Eve ...

This video features rare World War II footage of a Japanese submarine crew operating at sea. Submarines played a significant role in Pacific naval strategy, carrying out reconnaissance missions, ...

To this day, there has only been one recorded instance of submarine-on-submarine warfare during WWII. The German Navy's destroyed U-864 is toxic to this day.

The USS Cobia, a World War II submarine, has returned to the Wisconsin Maritime Museum in Manitowoc. The submarine spent more than a month in Sturgeon Bay for extensive repairs and restoration.

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 ...