An American nuclear submarine where one in 10 crew members is Australian has arrived at the Garden Island naval base for a month-long maintenance stopover, ahead of regular AUKUS rotations that begin in 2027.

China's surface navy is growing at a rapid pace as busy shipyards turn out new warships, but the US maintains an edge underwater with its submarines.

A triad of SSGs, SSKs, and SSNs would comprise a forbidding implement of access denial for the US Navy in the Indo-Pacific.

A US Navy nuclear-powered submarine arrived in Iceland for the first time on Wednesday. A top admiral told BI the USS Newport News' visit sent a message to America's adversaries. It comes as the US looks to the Arctic with concern amid growing Russia and ...

In 2015, a small French submarine called the Saphir snuck past the defenses of the USS Theodore Roosevelt aircraft carrier and "sunk" it in training.

A display of confiscated vessels at a naval base in Ecuador offers a peek at why drug smuggling is so hard to stop.