Add Yahoo as a preferred source to see more of our stories on Google. A Russian submarine traveling home from the Mediterranean has spent much of its journey surfaced. A NATO official said the ...

Key Points and Summary - The 1983 sinking of Soviet nuclear submarine K-429 was less a freak accident than a case study in naval malpractice. -Ordered to sea mid-maintenance with an improvised, partly ...

NATO chief Mark Rutte mocked Russia on Monday over the "limping" condition of one of its submarines as Russian authorities denied it had been forced to surface because of technical problems. Russia's ...

A Russian submarine was deployed alongside a spy ship to map critical undersea infrastructure around Britain, it has emerged. An anti-submarine Merlin Mk2 helicopter could be seen from the photo ...

The gap between Russia and the West has pushed Moscow to prioritize unconventional capabilities, a top Norwegian military ...

During the height of the Cold War, the rivalry between the United States and the Soviet Union spurred several technology-oriented races where both countries were trying to outdo the competition. The ...

WASHINGTON >> President Donald Trump on Friday said he had ordered two nuclear submarines to be positioned in “the appropriate regions” in response to remarks from former Russian President Dmitry ...

A Russian submarine traveling home from the Mediterranean has spent much of its journey surfaced. A NATO official said the activity is unusual. It's not ideal for a submarine to travel this way. The ...

NATO leadership said that a lone Russian attack submarine appears to be "limping home," forced to travel on the surface. An alliance official told Business Insider the activity is "unusual" for a sub ...