The sonar room is dominated by sonar consoles. Two modes of sonar observation are used. In the "active" mode, the echoes of sound waves sent out from the sub are timed and analyzed. In the passive ...

The valves were used to control the submarine and the reverse image is of four torpedo tubes used against a merchant ship in July 1918. Soon after the attack the submarine sunk and later was ...

On January 17, 1955, the USS Nautilus transmitted a historic message: "Underway on nuclear power." As the world's first nuclear-powered submarine, Nautilus could remain submerged for two weeks at ...

Additionally, the control room has been placed one deck lower than on most submarines, which provides an improved layout with more room for the crew while ensuring the commanding officer has ...

Visitors to Holbrook's Submarine Museum can now submerge themselves into a fantasy world of living underwater, with the opening of its replica control room. Skip to main content ABC News Homepage ...

PEARL HARBOR, Hawaii (AP) Three admirals toured the USS Greeneville on Tuesday to try to understand the crowding in the control room of the nuclear submarine before it struck ...