Undersea warfare training is critical for Australia to maintain vital supply lines, the country's military said.

World War II submarines usually had a distinct look, shaped more like boats than the conventional crafts. But was there a ...

The full cost of the dry docking is estimated at $1.5 million. Another $500,000 is still needed by September to make the ...

Constructed under the Virginia-class modular design program, Iowa integrates cutting-edge systems for undersea warfare, ...

Equipped with MK48 heavy torpedoes and Tomahawk cruise missiles, fast-attack subs like the Virginia-class can rain terror on ...

The 377-foot vessel can dive to depths of more than 800 feet below the surface and maneuver at speeds of over 25 knots.

Rising sea levels and extreme weather events increasingly threaten the US submarine force's infrastructure. They could also disrupt nuclear missions.

This includes movement patterns, diving depth, duration of operations and patrol routes of British, French and American submarines. The second-strike capability, which has been increasingly talked ...

The US deployed two aircraft carrier and as many nuclear-powered attack submarines in the Indian Ocean to thwart New Delhi’s purported attack on Pakistan. New Delhi issued a stern response as ...