The admiral who leads the U.S. Navy submarine forces was tapped to head a new position that will oversee American submarine ...

The U.S. operates a fleet of more than 50 nuclear-powered fast attack submarines to counter China's naval threat.

The nuclear reactor of the fourth Suffren-class nuclear-powered attack submarine (SSN), De Grasse (S638), was fired up for ...

The National Nuclear Security Administration (NNSA), part of the US Department of Energy, has finished the last production ...

The Columbia class is slated to enter service in 2031—with very little room for error, as its predecessor, the Ohio-class SSBN, will be retired starting in 2017.

The keel was laid for USS Barb, the 31st Virginia-class nuclear-powered submarine, amid a transition away from Los ...

The U.S. Navy is enlisting Palantir Technologies ( PLTR) to support its long-running push to accelerate submarine ...

Before it commissions this upcoming spring, the USS IDAHO crew will undergo training and mission exercises ...

The U.S. Navy’s nuclear fleet has operated for three-quarters of a century without a single radiation accident harming people ...

The award to the data-management company, valued at $448 million, is designed to make supply chains quicker and more ...

A group representing the U.S. Navy’s “Silent Service” is pressing for new research on environmental hazards in submarines.

A former British Royal Navy chief deemed the U.K. “no longer capable” of managing a nuclear submarine program.