Underwater glider
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An underwater glider is a type of autonomous underwater vehicle that employs variable-buoyancy propulsion instead of traditional propellers or thrusters. It employs variable buoyancy in a similar way
A University of Washington Seaglider being prepared for deployment
A Seaglider at the surface between dives
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Blended wing body
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A blended wing body, also known as blended body, hybrid wing body or a lifting aerofoil fuselage, is a fixed-wing aircraft having no clear dividing line between the wings and the main body of the craf
Underwater glider
…2016. In 2004, the US Navy Office of Naval Research began developing the world's largest glider, the Liberdade class flying wing glider, which uses a blended wing body hullform to achieve hydrodynamic efficiency. They were initially designed to quietly track diesel electric submarines in littoral waters, remaining on…
A rendering of the US Air Force blended wing body aircraft project
The N3-X NASA concept
The Northrop BAT UAV in flight from below
Image of the "Boeing 797" from Popular Science, 2003