DUBAI, April 20 (Reuters) - Iran's navy forced a U.S. submarine to surface as it entered the Gulf, Iranian navy commander Shahram Irani told state television on Thursday, but the United States ...

Woods Hole Oceanographic Institution (WHOI) video from recent survey expedition of USS F-1 (SS-20) wreck which sank 17 ...

A U-boat is nothing more than the Anglicized term for a German submarine and isn't strikingly ... and were capable of taking ...

The story is true. The German sub officially was known as U-166. It was among a fleet of 23 sent to the Atlantic Ocean in the ...

Some U.S. subs will carry an updated version of ... which will be replaced by the Columbia class in the next decade, sail with 20 submarine-launched ballistic missiles on board, each capable ...

The USS New Jersey made waves when it was commissioned — the first submarine in the U.S. Navy's fleet designed ... Up to 15 or 20% better." Asked what he thinks accounts for that increased ...

The Thresher, an advanced nuclear-powered submarine, was conducting ... In the U.S. Navy, submariners had a shocking 20 percent casualty rate. The German U-boat casualty rate was even higher ...

Equipped with 20 RSM-52 SLBMs carrying up to 10 MIRVs each, it was designed to counter the U.S. Ohio-class submarines. -A new Borei-class submarine bearing the name Dmitry Donskoy is under ...