The U.S. Navy has some of the most advanced nuclear submarines in the world. Its newest addition is named after an important World War II ship.

The combined workforce at its Connecticut and Rhode Island yards has hit 25,000 and the company has said it is targeting a workforce of 30,000.

Scientists have turned to neutron beams to help protect the US Navy’s nuclear-powered submarines, which operate under some of the most extreme pressure and temperature conditions on Earth.

The UK Submarine Delivery Agency announcement on 11 December 2025 that it handed over autonomous submarine XV Excalibur to the Royal Navy

The S5 submarine is a critical step towards India’s future “blue-water” navy—allowing it to go head-to-head with the People’s Liberation Army Navy far from India’s shores.

THE Royal Navy is testing a fleet of drones to patrol seas for Russian submarines. And they could also be used to form a “picket line” between the UK and Greenland. The size of a

North Korea's state media released photos Thursday of what it said was the hull of a nuclear submarine. Its leader denounced South Korea's plans to build its own subs as "an offensive act."

On December 21, 2025, a major naval platforms delivery ceremony was held in Istanbul Naval Shipyard, which marked the delivery of naval platforms to the Turkish Navy and Pakistan Navy.

Already with the naval forces of Portugal, Türkiye, Greece, and South Korea, these conventional submarines can stay underwater for up to six days and can be equipped with torpedoes and mines

The newest sub in service of the Royal Navy is part of the Astute class of fast attack submarines. Fast attack submarines, like the HMS Agamemnon, are designed to wreak havoc on enemy shipping during wartime, as well as provide key intelligence to military ...