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

Submarines of the Soviet Navy were developed by numbered "projects", which were sometimes but not always given names. During the Cold War, NATO nations...

Yellow Submarine may refer to: "Yellow Submarine" (song), released in 1966 Yellow Submarine (film), a 1968 feature-length animated film featuring The Beatles'...

Kommuna is a submarine rescue ship in service with the Russian Navy's Black Sea Fleet and the world's oldest active duty naval vessel. A catamaran, she...

An attack submarine or hunter-killer submarine is a submarine specifically designed for the purpose of attacking and sinking other submarines, surface...

types of submarines in the United States Navy: ballistic missile submarines, attack submarines, and cruise missile submarines. All submarines currently...

A nuclear submarine is a submarine powered by a nuclear reactor, but not necessarily nuclear-armed. Nuclear submarines have considerable performance advantages...

A submarine communications cable is a cable laid on the seabed between land-based stations to carry telecommunication signals across stretches of ocean...

Anti-submarine warfare (ASW, or in the older form A/S) is a branch of underwater warfare that uses surface warships, aircraft, submarines, or other platforms...

A submarine tender, in British English a submarine depot ship, is a type of depot ship that supplies and supports submarines. Submarines are small compared...