Cylinders aren't the only feature that contribute to an engine's energetic output, but for good reason, they're the one we've settled on as shorthand. While it's just as accurate to say Corvettes have ...

Language is an imperfect medium, but it's what we've got, so let's go with it. Determining the swept volume of inventor Felix Wankel's rotary engine can generate more arguments than claiming what a GT ...

A breakthrough study has revealed why emerging electric aircraft engine technology sounds so annoying -- and how to fix it. A breakthrough study has revealed why emerging electric aircraft engine ...

Engine maker GE Aerospace and defence manufacturer Lockheed Martin have teamed up to test a novel ramjet propulsion system for powering hypersonic flight. The pair say they completed a series of ...

The legendary Abrams tank is getting a hybrid version. Designed by the U.S. Army and built by Roush, the diesel-hybrid M1E3 Abrams tank is lighter and more efficient. It can be deployed quickly in any ...