Feb. 17 marks the 161st anniversary of when the H.L. Hunley made history by becoming the first submarine to successfully sink an enemy warship during battle.

The Navy expects to replace its 18 monohull SURTASS ships with nine twin hull SWATH ships ... pointed out that, in view of the dramatic change in the Soviet submarine threat, it has reduced ...

But why did the submarine torpedo a patrol boat belonging to the French Navy? Don't panic, as this was a test of a new ...

The NR-1 was actually more correctly a small US Navy nuclear submarine than a submersible. She displaced about 400 tons, was about 150 feet long with a pressure hull less than 12 feet in diameter ...

The design has the lithium batteries and thrusters at the rear so the pilot and passengers can enjoy the view. U-Boat Worx The three-person submersible has a “droplet-shaped hull,” according ...

U-Boat Worx’s just-launched, ruby-red flagship may have more in common with the original 1950s Superman than the colour of ...

As new sea passages open up, the commercial and defence possibilities are becoming irresistible. To take advantage, America desperately needs ships ...

The role of the previously unreported submarine in the Chinese navy, which is the world's largest by hull count, remains ...

Ryan Chan is a Newsweek reporter based in Hong Kong, where he previously had over a decade of experience at a local newspaper, covering China and current events around the world. His focus is on ...

The next-generation SSN(X) submarine is expected to deliver greater transit speed under increased stealth conditions in every ocean environment. Budgetary constraints and labor shortages have hindered ...