Any kid who’s ever flown a kite has learned the lesson: Once you can get the kite off the ground and high into the air, you’re more likely to find a steady breeze to keep it aloft. A fledgling wind ...

Nearly a dozen companies are betting on computer-controlled, airborne wind energy to electrify the future Kurt Kleiner, Knowable Magazine Steered by a computer to loop in the wind, this kite converts ...