 Related Article: Fuel Cell Flyer
Related Article: Fuel Cell Flyer
                Posted: 12/01/2009
                
                    
                    The Office of Naval Research's Ion Tiger UAV tests a hydrogen-powered fuel cell design, which can travel farther and carry heavier payloads than earlier battery-powered designs. Ion Tiger employs stealthy characteristics due to its small size, reduced noise, low heat signature and zero emissions.