U. Penn Super Quadcopter Learns New Tricks
Freddybear writes "University of Pennsylvania's GRASP lab posted new video of their scary fast maneuverable quad-rotor drone. It can now fly through openings (hoops) which are themselves moving." The entire list of GRASP projects is worth crawling through.
It does make a distinct sound and sounds like that in a war-zone can have a terrifying effect, psychologically on enemy troops.