Rolls-Royce Starts UltraFan Testing

Rolls-Royce Starts UltraFan Testing

Rolls-Royce has announced that it has begun testing the UltraFan, its first brand-new engine design in 54 years. But who is this engine for? At the moment, the world’s largest jet engine, by fan diameter, is the General Electric GE9X. Or more correctly, the GE9X will...