Russia denies reports that one of its submarines suffered a malfunction after surfacing off the coast of France.

NATO chief jokes the pursuit of Russia's 'broken' submarine was less Hunt for Red October, more 'hunt for nearest mechanic.' ...

A quiet Swedish submarine embarrassed the U.S. Navy's most formidable ship - and revealed why old-school diesel power still ...

The Royal Navy also tracked a Russian frigate and cargo vessel through the same waters as part of joint NATO maritime ...

The German submarines will be constructed at MDL in partnership with ThyssenKrupp Marine Systems (TKMS). According to reports ...

This video takes a deep dive into the Scorpène-class submarine, a hallmark of French naval engineering and export success. We ...

The Indian Navy is at a crossroads as the debate over submarine acquisition strategy continues amidst a widening undersea ...

India plans to put on hold the construction of three French-origin Scorpene-class submarines at Mazagon Docks, opting instead for six more advanced German-origin diesel-electric stealth submarines, sa ...

For over a century, the ocean has been the ultimate refuge for those who wished to disappear. From the U-boats of the first ...

A political thriller starring Sean Connery, Alec Baldwin, and Scott Glenn. A Soviet Captain goes rogue with his new submarine ...

One need not wonder why the U.S., Russia and now China have invested so much in submarine-launched cruise missiles.