The sale of nuclear-powered submarines to Australia under the AUKUS treaty faces new doubts as U.S. President Donald Trump's ...

A Chinese vessel is suspected of mapping the seafloor around U.S. allies Australia and New Zealand to support submarine ...

The 377-foot vessel can dive to depths of more than 800 feet below the surface and maneuver at speeds of over 25 knots.

Rolls-Royce Submarine, a subsidiary of Rolls-Royce plc, builds the nuclear steam engines for the Royal Navy's submarine fleet ...

“It is an honor to commission the Navy’s newest nuclear-powered attack submarine, here at Groton, the submarine capital of the world,” Phelan said. “USS Iowa will make our fleet stronger and more ...

North Korea recently showed the first images of its nuclear powered submarine. The boat, which had been rumoured for some ...

Moscow’s overall naval weapons mix has leaders hesitant to rush into additional production, as combat-support capabilities ...

RUSSIAN spy sensors believed to be tracking Britain’s nuclear submarines have been discovered in UK waters. Officials now ...

The rush to produce mini nuclear reactors on the cheap might have a short half-life. In search of vast quantities of power ...