Researchers have completed a successful flight test of the fuel cell powered XFC (eXperimental Fuel Cell) unmanned aerial system. During the June 2 flight test, the XFC UAS was airborne for more than six hours.
Researchers have completed a successful flight test of the fuel cell powered XFC (eXperimental Fuel Cell) unmanned aerial system. During the June 2 flight test, the XFC UAS was airborne for more than six hours.