Nissan has recently patented a new variable valve timing (VVT) mechanism for use in series hybrids. The unit looks like it could eventually be attached to the brand’s “e-Power” vehicles with an ...

The controversial automatic engine stop-start system, which shuts off a car's powerplant when it comes to a halt, may soon be a thing of the past. Lee Zeldin, the new Environmental Protection Agency ...

A diesel engine is simultaneously incredibly simple and incredibly violent, using compression as a means of ignition. This is because of the properties of diesel fuel: Namely, diesel is less volatile ...