A submarine (often shortened to sub) is a watercraft capable of independent operation underwater. (It differs from a submersible, which has more limited underwater capability.)

Nov 21, 2025 · A submarine is any naval vessel that is capable of propelling itself beneath the water as well as on the water’s surface. This is a unique capability among warships, and submarines are quite …

20 hours ago · As it tries to demonstrate its continuing ability to fight, Ukraine said it had used drones to inflict serious damage on a Russian Kilo-class submarine at a Black Sea port.

6 days ago · With fifth-generation submarines on the horizon, their technology has come a long way. Ultra-advanced subs of today use nuclear power and beyond.

Apr 24, 2025 · Today’s submarine force is the most capable force in the world and the history of the U.S. Navy. The composition of the current force consists of Los Angeles, Ohio, Seawolf, and Virginia -class...

Jul 22, 2025 · A submarine is a specialized watercraft designed for underwater operations. Unlike surface ships, submarines can submerge and navigate beneath the water’s surface, making them …

Jul 2, 2025 · Explore the United States' Submarine Force, featuring attack, ballistic missile, and guided missile submarines and their diverse missions.

Everyone is welcome to join the diverse crew that maintains, restores, and brings to life this amazing National Historic Landmark submarine. To find out how, contact: Paul Farace

Comprehensive coverage of submarine technologies, submarines design, and operational use in military and scientific contexts.

5 hours ago · The Security Service of Ukraine reported that it had struck an Improved Kilo-class submarine at the Russian naval base at Novorossiysk. The attack was carried out with a “Sub Sea …