A jet engine is any engine that can propel an aircraft ... are a type of experimental engine designed to have no moving parts. These types of engines lack the traditional gas turbine that helps ...

A jet engine with no moving parts. Sounds like something out of Dune. But a Baltimore start-up successfully flight-tested a ...

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 foremost builder of vehicles powered by pulse ...