Seoul wants to join the undersea naval elite – and has received the blessing of US President Donald Trump to do just that.

Britain's nuclear submarine fleet, long marketed as a round-the-clock shield, is facing intense pressure from aging boats, ...

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

A U.S. Navy nuclear-powered submarine has surfaced in the South China Sea - right after China unveiled its newest aircraft ...

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

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

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

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

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

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