Submarines have quietly become some of the most powerful weapons in modern naval warfare.

A nuclear submarine can disappear from the operational fleet for years without leaving the map, and that absence still changes what the Navy can do. That is the engineering reality behind a prolonged ...

Maintaining a credible sea-based nuclear deterrent requires more than just advanced missiles. Submarines tasked with ...

Add Yahoo as a preferred source to see more of our stories on Google. North Korea released this photograph of what is reported to be a 8,700-tonne nuclear-powered submarine - Korean Central News ...

France’s Rubis-class submarine is one of the smallest nuclear-powered attack submarines ever built. Instead of designing a completely new submarine, engineers converted an existing diesel submarine ...

Most of China's submarine fleet is diesel-electric, but Beijing is ramping up production of nuclear-powered classes.

The quarter century prior to 2026 was difficult for the UK's sovereign nuclear submarine building enterprise. It struggled to ...

It’s rough sea for the Indian Navy’s underwater capabilities as the 30-year submarine plan, launched in 1999, has fallen ...