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.

Hybrid cars, trucks and SUVs have become ubiquitous. Thanks to technological innovations, some hybrids can easily travel over 600 miles on a single tank of gas. Hybrids typically have higher starting ...

Hybrid technology in cars combines an internal combustion engine with an electric motor to improve fuel efficiency and reduce ...

A hybrid has two batteries, and the bigger one matters more than most drivers realize. Here's what can happen when it fails, plus signs to watch for.