The US Navy has taken delivery of a new 8,000-ton attack submarine built to slip quietly into contested waters and support elite special operations forces far from shore. The boat’s combination of low ...

With the idea of applying the technology of aircraft to submarines, this experimental stealth ship first met the sea in the 1980s.

Key Points and Summary - Germany’s Type 212 pioneered near-silent hydrogen fuel-cell air-independent propulsion, letting a non-nuclear sub remain submerged for weeks while evading acoustic, magnetic, ...

The U.S. Navy’s newest stealth submarine isn’t just quieter, it’s smarter. The USS Massachusetts (SSN-798), part of the Virginia-class Block V line, completed trials this year and represents a major ...

China's new Type 096 submarine, with a submerged displacement of 15,000 to 20,000 tonnes, can target the US from its home waters with a missile range of 6,000 miles.