Read more: The 10 Most Legendary Ships Of WW2 Ranked From Worst To Best The short version of how diesel submarine engines work underwater is that they actually kind of don't. Not in a traditional ...

Midget submarines have been employed by other military powers throughout history, but the U.S. only had one briefly alongside ...

The detection of submarines becomes easier during snorkeling periods, when it raises it head out of the water for air intake ...

Not to be outdone by the British or Americans, France fielded Surcouf, at 361 feet and 3,304 tons the world's largest submarine until World War II ... of a lightweight diesel engine more suitable ...

With 72 submarines in operation, China has the world’s largest submarine fleet. Most are conventional diesel-electric submarines ... peace deteriorates. World War II ushered in the age of ...

This was foremost because the submarines of the era needed to spend most of their time on the surface to run their ...

An American submarine that went missing in World War Two has been rediscovered at the bottom of the East China sea. The USS Grayback and its 80 crew members disappeared in 1944 when it was ...

A World War Two submarine that disappeared mysteriously in 1943 with 64 crew members on board has been found off the coast of Greece. The HMS Trooper wreck, which had been deployed on a secret ...

Since 2000, at least 14 expedition crews have unsuccessfully tried to find the final resting place of the HMS Trooper, but the ill-fated World War II submarine has finally been located.

While on sea trials, the spanking new U.S. Navy Squalus, SS-192, sank in 240 feet of water when an incompletely closed valve caused flooding in the engine ... A typical WWII U.S. submarine ...