I think you're referring to the grasp lab at UPenn, they did stuff with quad rotors landing on Velcro. http://www.youtube.com/watch?v=MvRTALJp8DM&feature=youtu

I think you're referring to the grasp lab at UPenn, they did stuff with quad rotors landing on Velcro. http://www.youtube.com/watch?v=MvRTALJp8DM&feature=youtube_gdata_player http://www.youtube.com/watch?v=MvRTALJp8DM&feature=youtu... Georgia Tech did more with the larger Yamaha Rmax helicopter. http://www.youtube.com/watch?v=-vBhgF5rEIg&feature=youtube_gdata_player http://www.youtube.com/watch?v=-vBhgF5rEIg&feature=youtu...