The age of diesel-powered submarines began in 1912, and these subs dominated the waters for more than 40 years, through both World War I and World War II. In the U.S., this era ended when the last ...

Because of the specialized nature of submarines, a distinct military strategy called anti-submarine warfare, or ASW, was created to counter them. Its primary objective is to defend ships and allied ...

The U.S. Navy has awarded a $55.06 million contract to General Dynamics Mission Systems to upgrade theAN/BYG-1 Tactical ...

Submarines are hard to find. They exploit ocean depth, acoustic complexity, and thermal layers to maintain low observability and high survivability. Diesel-electric submarines are especially quiet at ...

Navy Secretary Carlos Del Toro, right, and Rear Adm. Scott Pappano, the program executive officer for strategic submarines, sign a steel beam that will go into a new center to train workers in ...

The U.S. Navy says it has welded and installed its first 3D-printed metal part on a nuclear submarine, a step that could reshape how the fleet maintains and repairs its most sensitive vessels. The ...