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.

Hybrids are everywhere now, but why and how? Here’s what matters and what buyers should know.

Modern hybrids have been helping folks save gas for about 25 years at this point, with the first mainstream model, the Toyota Prius, launching in Japan in 1997. Yet, even after a quarter of a century, ...

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 ...

A new hybrid engine concept developed by Horse Powertrain, powered by 100 percent renewable ...

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.

Horse Powertrain, a joint venture between Renault, Geely, and Aramco, has unveiled an innovative hybrid engine that promises to push the boundaries of fuel efficiency.

New Audi RS5 goes plug-in hybrid with 630 hp combined output, replacing the old twin-turbo V6. Here’s how the hybrid ...