China unveiled new, massive underwater drone submarines (XLUUVs) at its military parade this week, signaling a new front in the undersea competition with the U.S. -These semi-truck-sized drones are ...

The march to autonomy in warfare continues. Led by Ukraine and closely followed by China, the obvious requirement for “lethal ...

On January 8, 2005, the US Navy fast attack submarine USS San Francisco struck an uncharted undersea mountain at high speed near Guam, resulting in one fatality and numerous injuries among the crew.

The U.S. Navy is making "historic investments" in its undersea warfare capabilities, the Pacific Submarine Force told ...

Some of the most credible encounters with nonhuman aircraft have happened over the world’s oceans. Now, the witnesses want ...

The US Navy wants to mix uncrewed underwater vehicles into its submarine forces. A commander said it's taking a "SpaceX approach" to testing, getting systems out quickly to see what works. The ...

Pakistan and China have good reason to be worried, as the Indian Navy will get next-generation submarines The Indian Navy’s ...

However, BAE Systems says Herne can conduct a wider range of missions, including supporting anti-submarine warfare and ...

U.S. and Russian submarines can launch torpedoes and missiles for anti-submarine, anti-surface and land-attack missions.

Acting Prime Minister Richard Marles said the Ghost Shark fleet would complement, not replace, the AUKUS alliance.

Diesel-electric submarines have diesel engines as well as electric motors. The diesel engines only work while the sub is on ...