Connecticut divers have discovered the wreckage of an experimental submarine that was built in 1907 and later scuttled in Long Island Sound. The Defender, a 92-foot-long boat, was found Sunday by a ...

A 116-year-old experimental submarine originally built for the U.S. Navy was located at the bottom of the Long Island Sound off the coast of Old Saybrook, Connecticut, on Sunday. Simon Lake, a naval ...

Divers in Connecticut found a sunken submarine Sunday that was built over 100 years ago and sank in the Long Island Sound. The submarine was initially named the Simon Lake XV, according to NavSource ...

OLD SAYBROOK, Conn. (WTNH) — A maritime mystery dating back almost 80 years has now been solved. An experimental submarine sank in Long Island Sound in 1946. Now, some local divers say they have ...

After days of searching for the submersible that went missing in the Atlantic Ocean as it transported five people to view the wreckage of the Titanic, officials said its fate is no longer a mystery: ...

It only takes 11 underwater sensors to listen to all the oceans on the planet. When something as small as a submarine vanishes, this ability to listen out for relatively tiny sounds becomes crucial.

A sound detected in the search for a missing submarine with 44 crew members aboard is consistent with a non-nuclear explosion, officials in Argentina said Thursday. Argentine Navy spokesman Enrique ...