Maddox builds pulsejet engines and installs them in motorcycles and go-karts. In this video, he and a buddy take two of these wild machines for a high-speed blast through a dry lake bed.

How does a pulse-jet engine work? Take, as a means for explanation, the Beast, a Maddox vehicle resembling a go-kart with a trio of pulse jets stacked behind the driver’s seat. These engines are ...

It's not a Wankel, but it is installed in a go-kart. LiquidPiston's X Mini engine gets a micro-scale workout in this video. isn't new, but it is endlessly fascinating. It's a rotary, but it doesn ...