HMAS STIRLING, Australia—If the U.S. and China come to blows over Taiwan, this naval base in Western Australia offers a berth to bring American nuclear-powered submarines close to the fight—and a ...

A model of a 09IIIB submarine posted to Chinese social media. It does not appear to be an official model, but much of it correlates with other indicators and may be grossly representative of the real ...

Bengaluru-based startup AquaAirX has launched Avataar, India's first amphibious drone capable of air and underwater missions.

China has ramped up its production of nuclear-powered submarines over the past five years to the point where it is launching subs faster than the United States, threatening to negate a sea-power ...

Iran's IRGC launched "Operation Great Prophet 19," striking the USS Dwight D. Eisenhower with 800+ drones and missiles, ...