Germany's U-505 submarine was the 1st warship captured by the US Navy in over a century and top secret during World War II.

Over eight decades ago, the US Navy made the historic capture of a Nazi U-boat during World War II. A treasure trove of vital German intelligence, the submarine's capture was top-secret. See inside ...

The submarine was one of Nazi Germany’s Type XXI ... the allies took the remaining Type XXI U-boats and used them to developed their own submarine technology. The Type XXI design inspired ...

In 1944, a US Navy task group hunted a Nazi U-boat in a top-secret operation that ... nautical miles to Bermuda to study the submarine's technology and intelligence on board.

Its primary objective in the Atlantic: to spot and report German U-boats, which were wreaking havoc on Allied ships. In May alone, the Nazi submarine fleet sank 115 ships in the western Atlantic.

The SM UC-55 U-boat had been laying mines between Shetland and Orkney when it was forced to surface. A World War One German U-boat has been identified by divers off the coast of Shetland.

The wreck of a German submarine that sank during World War One has been found in the North Sea and officials believe 23 bodies may be inside it. The type UB-II submarine is said to be in good ...

UC-97 became probably the only German submarine sunk within the continental United States. One of five U-boats turned over to the U.S. Navy for post-war study, she toured the Great Lakes as part ...