Typically, when people think of submarine warfare, they probably recall the deadly U-boats of World War II. While that conflict saw widespread use of submarines, it was hardly the first to utilize the ...

Lt. Angelo Belloni seized control of submarine F-43 at the Muggiano shipyards near La Spezia, Italy. The coastal submarine, ...

A World War I submarine wreck off the coast of Southern California has been captured for the first time in new video and images made possible using advanced deep-sea imaging technology. The ...

SAN DIEGO (FOX 5/KUSI) — A team of researchers captured high-definition pictures of a sunken World War I-era U.S. Navy submarine off the coast of San Diego, over a century after it was lost at sea.

In Dec. 1917, 19 sailors serving on a World War I-era U.S. submarine made the ultimate sacrifice during a training mission. Perhaps fittingly, scientists have captured never-before-seen photos of its ...

Maritime archaeologists have identified the wrecks of two World War I-era German submarines at the bottom of the sea floor. Researchers found the wrecks in the North Sea off the coast of Belgium this ...