NOAA using unmanned ‘wave gliders’ for ocean tests
Aug 22 2011 in Environment by Deborah Bach

By continuously harvesting energy from the environment, wave gliders are able to travel long distances without having to be refueled. Photo by Joshua C. Gunter Floating miles off the coast of Washington are what appear to be two bright yellow surfboards without surfers. But the two devices, measuring about six feet long and three feet [...]









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