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

The nuclear reactor aboard France’s fourth Suffren-class nuclear-powered attack submarine has been started for ...

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

What are the deadliest submarines in naval history? Take a closer look at some of the most potent vessels to take to the sea.

The navy chief said India’s aggressive posturing in Arabian Sea and unmatched maritime domain awareness confined Pak Navy to ...

South Korea's pursuit of nuclear-powered submarines is gaining traction following President Donald Trump's endorsement, ...

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

UK MoD officials have warned that mismanagement has left the nation unable to maintain its nuclear submarine programme ...

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

An investigation is underway after the Île Longue naval base, home to France's four ballistic missile submarines, detected an ...