Submarine - Wikipedia 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 )
Submarine | Definition, Inventor, History, Types, Characteristics . . . 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 different in design and appearance from surface ships
How do submarines work? - Explain that Stuff In this very unusual picture of a submarine in dry dock for maintenance, you can clearly see how big a submarine really is—and that it really is almost a perfect cylinder
Submarines - Maritime Page Submarine technology covers how underwater vessels operate, navigate, maintain air quality, and support crew on extended submerged missions
The History of Submarines: From Science to Stealth Yefim Nikonov built the first military submarine in 1720 on the orders of Peter the Great of Russia The vessel was designed to approach an enemy ship undetected and launch a combustible mixture at the target via tubes that ran to the water’s surface
Diving and Surfacing - How Submarines Work | HowStuffWorks Unlike a ship, a submarine can control its buoyancy, thus allowing it to sink and surface at will To control its buoyancy, the submarine has ballast tanks and auxiliary, or trim tanks, that can be alternately filled with water or air (see animation below)
Submarines :: Submarine Warfare :: USNA Explore the United States' Submarine Force, featuring attack, ballistic missile, and guided missile submarines and their diverse missions
Submarine - New World Encyclopedia The first submarine that did not rely on human power for propulsion was the French Navy submarine Plongeur, launched in 1863, and using compressed air at 180 pounds per square inch