What’s that in the sky? A bird? A plane? No, it’s a helium-filled blimp with a giant wind turbine inside. This will soon be the scene above Fairbanks, Alaska as an MIT spin-off called Altaeros launches its floating wind turbine for an 18 month test. The craft will hover about 1,000 feet up in the air to soak up the wind and transmit power back down to Earth….
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