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

In a region already bristling with all types of nuclear weapons, bestowing latent nuclear-weapon-state status upon South Korea is needlessly destabilizing.

Japan’s Sōryū-class submarines are the backbone of the JMSDF’s undersea force and some of the most capable non-nuclear subs ...

A $2 billion-worth Russian nuclear-attack submarine lease is what India is going forward with as Vladimir Putin comes to town ...

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

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

Defence Minister Richard Marles said Australia was "very self-critical" as it looked to address challenges, including ...

South Korean President Lee Jae Myung sought to ease international concerns over the country’s nuclear ambitions on Monday.

Rolls-Royce Submarines has partnered with three major firms to support Britain's expanding nuclear-powered submarine programs ...

French officials are investigating an illegal drone overflight of the Atlantic coast base for France's nuclear-armed ...

India currently operates two ballistic missile submarines as its sea-based strategic deterrent against neighbors China and ...

Forget Tom Cruise and Top Gun 3. After President Donald Trump’s astonishing comments about repositioning Ohio-class nuclear submarines, perhaps Hollywood should remake The Hunt for Red October. The ...