The U.S. Navy today possesses the most technologically advanced submarine force in the world. Its nuclear-powered attack ...

If diesel engines need air for combustion, then how can submarines use them? Here's what you need to know about the clever engineering behind diesel subs.

A defense AI startup and a shipbuilder aim to accelerate the construction and maintenance of U.S. warships, a bid to close the gap with China's far greater shipbuilding capacity. The partnership ...

China is rapidly transforming its submarine fleet into one of the world’s most advanced, narrowing the gap with the U.S. and its allies and fueling a new contest beneath the Pacific’s waters, The Wall ...

Attack submarines are one of the major weapons the U.S. relies on to counter China’s military threat in the Pacific.