[nexa] Wirelessly powered drone enables indefinite flight time

Oh, no! Me li vedo già migliaia di droni che "si alimentano" ronzando attorno agli elettrodotti. A drone capable of being powered by wireless induction, allowing it to stay airborne indefinitely, has been demonstrated by Imperial College London scientists. <https://eandt.theiet.org/content/articles/2016/10/wirelessly-powered-drone-e...> Alberto,