SLBMs can be launched from underwater nearly anywhere in the world—and are incredibly difficult to intercept, making them ideal second-strike nuclear weapons.

Conversion of the USS Ohio into a cruise missile submarine (SGN) began in November 2002. The work was completed in January ...

USS Halibut began life as a Regulus cruise-missile submarine, but its real legacy came after a radical refit turned it into a ...

India leases a Russian Akula-class nuclear submarine, K-391 Bratsk, to become INS Chakra III. Secure advanced underwater ...

As INS Aridhaman nears commissioning, India strengthens its sea-based nuclear shield with a submarine capable of staying ...

Satellite images observed by Naval News show the Russian Navy special purpose submarine RFS Khabarovsk in the water, moored ...

Defense cooperation agreements between the United States and Northern European countries pose a direct threat to Russia’s ...

A former British Royal Navy chief deemed the U.K. “no longer capable” of managing a nuclear submarine program.

Russia tests its nuclear-powered Poseidon torpedo, raising fears over underwater weapons capable of striking coastal cities ...

The U.S. military will launch an unarmed nuclear missile across the Pacific Ocean overnight Nov. 4, in a pre-planned firing that marks the Pentagon's first weapons test since President Donald Trump ...

French authorities launched an investigation after several drones were seen over the Ile Longue nuclear submarine base in the Brittany region on ...