New data suggests you should probably reconsider buying that plug-in hybrid if you don't plan on charging it all that often.

China’s BYD is raising the bar for plug-in hybrids, promising new versions of its gasoline-electric models that can travel ...

My “unicorn” Volvo V90 plug-in hybrid wagon is almost four years old. Here’s how healthy its high-voltage battery is.

By DAN FRIO If an electric car stirs your interest but the lifestyle changes sound daunting, consider a plug-in hybrid. A ...

Audi on Tuesday announced a bigger battery for plug-in hybrid versions of its A6, A7 and Q5. The trio receive a new 17.9-kilowatt-hour battery instead of their previous 14.1-kwh unit. The new battery ...

Battery maker A123 systems is offering an "upgrade" of a Toyota Prius to a plug-in hybrid. Depending on driving conditions, drivers can get over 100 miles per gallon. Martin LaMonica is a senior ...

Toyota has come under some fire from electric-vehicle enthusiasts for what some perceive as a grudging, halfhearted approach to building vehicles that plug in. Its first U.S.-market plug-in ...

Like many people who like their gadgets --and also spend time outdoors and traveling-- I've amassed a small collection of portable battery packs. You never know when you might need to recharge a ...