For decades, Russia’s Kilo-class submarines were among the most recognizable diesel-electric attack submarines in the world. Known for their quiet operation and relatively low cost, the boats became ...

Both American and Soviet submarines sank during the Cold War—and because the vessels are buried deep under the ocean, the causes will probably never be known definitively. When people think of (or ...

The Polaris agreement shifted Britain's nuclear deterrent from RAF bombers to Royal Navy submarines, while Soviet submarine ...

Add Yahoo as a preferred source to see more of our stories on Google. John Healey's press conference was 'definitely significant', as 'it is not every day the defence secretary decides to declassify ...

STOCKHOLM (Reuters) - The wreck of a Soviet submarine lost during World War Two has been found in the Baltic Sea, 71 years after it sank, the Swedish Military said on Monday. The Swedish Armed Forces ...

British naval ships tracked three Russian submarines operating near the United Kingdom for more than a month in what officials described as a suspected intelligence-gathering mission targeting ...

Submarines have quietly become some of the most powerful weapons in modern naval warfare. With the ability to operate undetected beneath the ocean while carrying long-range missiles and advanced ...