Jay Leno purchased his Turbine Car from Chrysler in 2009, and when its turbine seized, he turned to Williams International, ...

India’s scramjet success proves hypersonic strength, but turbine complexity keeps fighter engines a tough challenge.

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 ...