Uncrowned is a new destination for all things MMA, boxing, wrestling, and more, featuring Ariel Helwani. Rolls-Royce, Boeing, and the Air Force achieved a significant milestone and completed a ...

Rolls-Royce said on Feb. 24 that it has completed altitude and operability testing for the company’s F130 engine as part of the U.S. Air Force’s Commercial Engine Replacement Program (CERP) ...