(Via Hizook) Dr. Carrick Detweiler, Assistant Professor in the Department of Computer Science and Engineering of the University of Nebraska-Lincoln, and co-director of the NIMBUS Lab, has provided Hizook with advance access to a paper titled Resonant Wireless Power Transfer to Ground Sensors from a UAV and the above video, to be present next month at ICRA 2012. Travis Deyle of Hizook works with wirelessly-powered sensors at his day job and has previously published an article on wirelessly powering robot swarms.