National Security Journal on MSN

Russia’s New Amur-Class Stealth Submarines Have a Problem

Russia’s Amur-class submarines were supposed to be export-ready successors to the Kilo line, with quieter hulls, optional AIP ...
Interesting Engineering on MSN

Largest-ever: Five 20,800-ton nuclear missile submarines set to join US Navy

Columbia-class submarines will be the largest ever built for the US Navy, with a submerged displacement of 20,810 tons and an ...