The Columbia-class submarine outstrips its predecessor, the Ohio class, in many ways—but falls short in one conspicuous one.

BREMERTON, Wash. — The Navy officially has a new “backbone” of its submarine fleet that is bigger, faster, quieter, and has more endurance and firepower than the Vietnam War-era design it passed by in ...

The U.S. Navy has some of the most advanced nuclear submarines in the world. Its newest addition is named after an important ...

The keel was laid this week for the future USS Barb, the 31st Virginia-class nuclear-powered attack submarine, as the Navy continues to transition away from dependence on the Cold War-era Los ...

Barracuda-class subs emerged during a transformative period in naval warfare. Following the end of the Second World War and the near-immediate onset of the Cold War, the United States Navy faced new ...

Building a Virginia-class submarine begins with a detailed design and planning phase, often years before physical work on assembling the submarine begins. Such a program emphasizes integrated product ...

A US Navy guided-missile submarine was involved in recent strikes on Iran's nuclear program. Ohio-class cruise-missile subs host massive firepower and are difficult to detect. But they're going to be ...