High-altitude, airship-like machine is designed to tap into stronger, steadier winds far above our heads ...
Look up in the sky, it's a bird, it's a plane, it's ... a 20,000 cubic-meter power-generating airship, floating 6,560 ft (2,000 meters) above the ground. Introducing the S2000 stratospheric airborne ...
Wind power could soon come from the sky as China has successfully tested a megawatt-class airborne turbine that generates ...