What's the difference between a parallel, series, and plug-in hybrid, and why do you need to know? Everything about the technology and the vehicles for the shopper or the merely curious.

Learning how to build and understand a mini engine is an exciting journey for anyone interested in mechanics. A mini engine, ...

Hybrid vehicles have only become mainstream choices in the last few years, giving most people the impression that they are fairly recent inventions. The truth is quite the contrary, as the first ...

Cars with internal combustion engines — as opposed to electric vehicles, which still depend on a few fluids themselves — ...