When it comes to naval strength, the US is peerless, and that tradition continues with the first rigorous sea test of this ...

PERTH, Australia (AP) -- A robotic submarine hunting for the missing Malaysian jet aborted its first mission after only six hours, surfacing with no new clues when it exceeded its maximum depth ...

Outnumbered and outgunned, the crew of the U.S.S. Johnston fought overwhelming odds before their ship sank more than 21,000 feet into one of the world’s deepest submarine chasms. The U.S.S. Johnston ...

Archaeologists have discovered by chance what they say are the remains of a 16th-century merchant ship more than 1.5 miles underwater off southern France, the deepest such find in its section of the ...