ScienceThe wind harvesterTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScience03/17/2017March 17, 2017Researchers worldwide are working on a concept for high-altitude wind power: automated light aircraft flying 300-500 meters high, connected by cable to an electricity generator. Each movement of the aircraft is converted to electrical power.https://p.dw.com/p/2ZRR4Advertisement