Submarines came to the forefront of military navies with the advent of WWI, as Germany's dangerous U-boats proved a formidable force throughout the conflict.

There are not enough qualified workers to build the most important component for deterring war: submarines.

Nuclear submarines, crucial for U.S. defense and in short supply The U.S. may have too few nuclear submarines to tame today’s multifront assault on geopolitical rationality.

Sound is the primary means of tracking subs in vast ocean expanses, and research shows that it’s behaving differently as the seas warm.

The Navy has the best submarine fleet in the world, which plays an integral role in national security — here's what you need to know about them.

The U17 is retired, after all, so what’s the hurry, ja? Used by the German Navy from 1973 to 2010, the submarine could accommodate a crew of up to 23.

The US Navy's Virginia-class submarine program is projected to run $17 billion over budget through 2030. The Navy is expected to build two Virginia subs a year and faces a time crunch with ...

Satellite imagery showed that China's newest nuclear-powered attack submarine sank alongside a pier while under construction, a U.S. military official confirmed to CBS News on Thursday. The ...

China’s naval buildup now includes a new class of attack submarine that employs both conventional and nuclear propulsion, according to defense officials.

The USS New Jersey has been heralded as the Navy’s first fully gender-integrated submarine following a series of changes made to the vessel.

The U17 is retired, after all, so what’s the hurry, ja? Used by the German Navy from 1973 to 2010, the submarine could accommodate a crew of up to 23.