June 15, 2012 at 9:45AM Insert Coin: Atlas human-powered helicopter gunning for elusive Sikorsky prize (video)
February 26, 2012 at 11:11AM Researchers develop battery boosting Power Felt, encourages you to sit on your phone
December 4, 2008 at 2:57PM Easy Energy Yogen Max foldable, man-powered laptop charger prototype complete
