America's nuclear-powered submarines aren't the only variation of the submersible out there. There are also diesel-electric ...

While the Type XXI subs sank no ships, their potential terrified Allied navies, prompting intensified anti-submarine efforts.

D scan reveals hidden details of a WWII Nazi submarine wreck in the Baltic Sea, offering rare insights into its structure.

Did you know naval submarines come in more than one variety? Of course, there are several classes of nuclear sub out there (Ohio, Los Angeles, Seawolf, Virginia), but not all militarized undersea ...

Submarines were key for Allied and Axis forces throughout World War II. At the war's onset, Germany's fleet of U-boat submarines created a distinct advantage for the Nazi's Kriegsmarine.According to ...