Germany's U-505 submarine was the 1st warship captured by the US Navy in over a century and top secret during World War II. See photos of the inside.

Learn about the history and mission of Japan’s contemporary navy as you explore three levels of exhibits and walk through a decommissioned submarine at a free museum near Hiroshima. The Japan ...

As humans move to explore the depths of the ocean, there are more devastating stories of submarines imploding, but what ...

The submarines themselves also punch straight through the frozen landscape. This is what it looks like on the inside.

I toured the only remaining German submarine captured by the US during World War II. Take a look inside.

Operated by OceanGate Expeditions, the submarine is known as the Titan submersive and holds only up to five people for its dives.

Germany's U-505 submarine was the 1st warship captured by the US Navy in over a century and top secret during World War II. See photos of the inside.

Inside the U.S. Navy's newest, fastest $2B submarines Russia announced plans last month to build a submarine larger than its typhoon class, which is already the world's biggest nuclear-powered ...

There are hundreds of sailors who work on submarines at the world's largest naval base in Norfolk, Virginia. They can spend several months out at sea, before coming home to their families.

Heart-pounding video of the U.S. Coast Guard seizing cocaine from a drug submarine has captured America’s attention. What exactly are these vessels being used to move contraband? In 2008, Inside ...

The European-made NH90 has advanced anti-submarine warfare capabilities, making it a key asset in the Arctic region.