USS Florida, one of the Navy’s converted Ohio-class SSGNs, just wrapped up an extraordinary 727-day deployment that quietly ...

This recent patrol marks the first time the Russian Navy and China’s PLAN carried out a joint submarine patrol. In recent years, Russia and China have conducted joint military operations on land, sea, ...

(CNN) — Russia and China have conducted their first-ever joint submarine patrol in the Pacific, according to reports in state-run media. The patrol by diesel-electric submarines began in early August, ...

Guam recently hosted U.S., Japanese, Indian, Australian and South Korean navies for multilateral exercises, including ...

The U.S. is building 12 Columbia-class submarines armed with ballistic missiles to serve as its sea-based nuclear deterrent ...

NATO allies have been acquiring Boeing P-8s, which are capable of anti-submarine operations.US Air Force photo by Airman 1st Class Aidan Martínez NATO forces have gotten better at anti-submarine ...

Forget Tom Cruise and Top Gun 3. After President Donald Trump’s astonishing comments about repositioning Ohio-class nuclear submarines, perhaps Hollywood should remake The Hunt for Red October. The ...

A Russian submarine traveling home from the Mediterranean has spent much of its journey surfaced. A NATO official said the activity is unusual. It's not ideal for a submarine to travel this way. The ...