By golly
, the B-52 loaded up with a 50-50 blend of traditional jet fuel and a coal-derived alternative in two of its eight engines flew Tuesday with no ill effects. Flying in the bomber with the mission crew during the test was Air Force Undersecretary Ronald Sega, who said the flight “sets the stage” for USAF’s “more comprehensive” conservation plan. The coal-based Fischer-Tropsch fuel is just one of many possible aircraft fuel alternatives under study. Within a few months, the Air Force plans to fly a B-52 operating with Fischer-Tropsch fuel in all eight engines.
The advanced F-47 sixth-generation fighter remains on track to fly in the next two years, the senior Air Force acquisition officer overseeing the program said Feb. 25, as the service continues on its ambitious schedule to debut the air superiority-focused fighter by 2028—only three years after the contract was awarded…




