Volitan: A Solar/Wind Powered Concept Boat

 [youtube]http://www.youtube.com/watch?v=Q6VjM2zrLkk[/youtube]

Might the Volitan presage a new generation of lightweight, fully sustainable boats? It certainly sounds good on paper: the futuristic vessel would use solid sails – equipped with double layer solar cell panels – to harness both wind and solar energy and would have an incredibly light, stiff body structure, courtesy of its carbon fiber and epoxy resin composite-made shell and carbon-foam core lamination. Its body would also have an epoxy primer coat and ultraviolet resistant coating.

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Satellite Propelled By Solar Sails

Satellite Propelled By Solar Sails

 NanoSail-D

For the first time, NASA is preparing to send into orbit a small satellite that can be propelled by solar sails. When light particles from the sun strike the surface of the sail, the energy is transferred to it, providing a propulsive force that moves the satellite through space.

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