North Korea’s indigenous technological base is clearly insufficient to have developed the submarine on its own—almost ...

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

Commissioned in 1954, the USS Nautilus was the world's first nuclear-powered submarine. It was the first ship to visit the North Pole and participated in the Cuban missile crisis blockade.

The U.S. Navy officially welcomed its newest Virginia-class nuclear-powered submarine to the fleet Saturday with the ...

The I-400 remained the largest submarine ever built until the nuclear-powered boats of the 1960s emerged. The Sen Toku's primary mission was to attack American-controlled coastal areas.

Instead, each Columbia-class nuclear core is being designed ... installation of an electric motor to turn the propellers. Previous American submarines are equipped with the typical mechanical ...

If its claims are true, the submarine could have a significant impact on other navies in the region and potentially on US foreign policy. In early March, North Korean media claimed the country had ...

The birth of Britain’s next generation of nuclear deterrent submarines is a renewal of a historic national endeavour and a commitment to defence for decades to come, said Sir Keir Starmer.