Britain has laid the keel for the Royal Navy's largest-ever submarine. At BAE Systems's Barrow-in-Furness facility, the ...

Everything we know about North Korea’s nuclear-powered submarine - Photos released by Pyongyang suggest new naval vessel ...

Satellite imagery discovered a new submarine in a Chinese shipyard as China, which has the world's largest navy by hull ... to be the same size as a regular submarine. H.I. Sutton, a maritime ...

Submarines give navies around the world a huge strategic and tactical ... submarine warfare in shallower waters. On average, the largest submarines in service are ballistic missile-armed.

North Korea has an estimated 70-90 diesel-powered submarines in one of the world’s largest fleets. However, they are mostly aging ones capable of launching only torpedoes and mines, not missiles.