High above a barren California desert on Tuesday, a privately developed aircraft broke the sound barrier for the first time when Boom Supersonic’s XB-1 demonstrator reached Mach 1.122. Piloted by a ...

Canadian aerospace startup Horizon Aircraft (NASDAQ:HOVR) chose Pratt & Whitney Canada’s PT6A engine to power its Cavorite X7 hybrid-electric vertical takeoff and landing (eVTOL) aircraft, the company ...