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

The U.S. operates a fleet of more than 50 nuclear-powered fast attack submarines to counter China's naval threat.

The U.S. Navy has canceled a variant of its Razorback uncrewed underwater vehicle (UUV) designed to be launched and recovered via a standard submarine torpedo tube. The decision prompts questions ...

The US Navy is turning to Palantir Technologies Inc. as part of its years-long effort to speed up submarine production, in a ...

A US Navy guided-missile submarine was involved in recent strikes on Iran's nuclear program. Ohio-class cruise-missile subs host massive firepower and are difficult to detect. But they're going to be ...

The USN wants submarine tenders like Emory Land shown here in Guam to be more expeditionary. (Janes/Michael Fabey) The US Navy (USN) is looking to upgrade its pier repair facilities and capabilities ...