A top arms diplomat at the State Department recently laid out what might come next as Washington upends decades of federal policies on nuclear proliferation.

On small Dodge Pond in East Lyme, the U.S. Navy tests emerging sonar systems to improve sub hunting and defense capabilities.

Andrey Alexeenko, who manages the submarine operations described the incident as relatively minor, saying they were able to free the sub when the tide came up ...

His derring-do and unusual lung capacity led him to make record-breaking dives of more than 200 feet into the Atlantic without wearing a scuba tank or fins.

For more than a century, aircraft carriers have served as the centerpiece of American naval power, projecting influence far beyond the horizon. Now, the arrival of even more Ford-class carriers ...

OTTAWA — The head of Canada’s navy has grand ambitions about blowing more things up. Vice-Admiral Angus Topshee is pushing to expand Canada’s aging, modest fleet — from Arctic patrol ships and a ...

Nuclear submarines look like ships on the surface, but underwater the physics changes completely. This breaks down how they control buoyancy and stability, navigate without GPS, run on silent electric ...

Commissioning marks the moment a warship transitions from industrial achievement to operational asset, formally joining the ...

Yet the mood among China’s Arctic researchers was subdued as they gathered in early February for two conferences in Tromso in ...

With the 09IIIB class and future 09V class, China’s development of nuclear-powered (and nuclear capable) submarines is at an ...

The Navy and shipbuilders working on the first Columbia-class nuclear ballistic missile submarine are striving to accelerate ...

Long-range weapons and other technologies are blurring the lines between combat and non-combat situations for sailors.