RTX reached a full-power test milestone on its hybrid-electric propulsion demonstrator, achieving 1MW motor rated power, according to a June 19, 2023 company release. The test validated the company’s ...

I’ve spent years mocking hybrids as glorified milk floats, but RTX’s new 2,680-horsepower "thermal-electric" plane engine might actually change my mind. It’s got the torque of a freight train and the ...