Bob Maddox’s stage name, Crazy Rocketman, is a misnomer. Maddox doesn’t build rockets. He builds pulse-jet engines. There’s a difference. As for the crazy part—that may be true. Maddox is the world’s ...

It sounds simple - just cover the jet engine to stop birds or debris. But the truth is far more complex. Aerodynamics, airflow, and power balance all make front protection not just impractical - but ...