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 ...

Could modern aviation exist without jet engines? From their humble beginnings to cutting-edge advancements, jet engines have revolutionized military, commercial, and space travel. But how exactly do ...