The U.S. is building 12 Columbia-class submarines armed with ballistic missiles to serve as its sea-based nuclear deterrent ...

The bow section of the US Navy’s first future ballistic-missile submarine, USS District of Columbia (SSBN-826), has left ...

The 25th Virginia-class fast-attack submarine, the future USS Massachusetts (SSN-798), was delivered Friday to the Navy, ...

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 ...

The US Navy's oldest active submarine is back for operations in the Pacific after a three-year maintenance period. The USS Ohio is a first-in-class nuclear-powered guided-missile submarine. The ...

The US Navy is widely regarded for its global undersea superiority, a distinction which the service is intensely working to preserve through extensive modernization and submarine production. Today’s ...

From upgraded armament power and redesigned bows, the Block IV Virginia submarines are believed to be unmatched at sea. Idaho ...

The nonprofit Submariners’ Advocacy Group has documented more than 150 toxins that sailors could encounter on submarines.

According to the GAO, maintenance crews often face delays that stretch to months waiting for components, forcing them to strip other assets.

The end of the Cold War resulted in a premature end for the promising and heavily armed Seawolf-class of submarines, capable boats that arguably would have been continued if Pentagon decision-makers ...

The race has intensified as the sea ice has been declining. It's one of the harshest environments on Earth. But the Arctic is also of growing strategic importance - where the U.S. is in a race with ...