EV charging keeps getting better and faster. Hyundai is already no slouch, but now it wants to cut charging times to gas-car fill-ups.

Corrections & clarifications: An earlier version of this story misstated the comparative price between electric vehicles and gas-powered vehicles. More and more car manufacturing companies dip their ...

What's the optimal size for an electric-vehicle battery pack? Of course, it depends on numerous factors -- and who you ask -- but Porsche engineers believe they've figured it out. "At the moment, we ...

Forbes contributors publish independent expert analyses and insights. Reporting from Europe, Jeff McMahon covers the environment. For most of the long arc of human history, we adapted our activities ...

Lithium-ion batteries don’t like to be fully charged or discharged—it tends to shorten their life, and manufacturers have instituted margins that are in place to prevent this accelerated degradation.

Solar panels are out of financial reach for a lot of people. Solar energy, however, is more accessible. So, after writing about how relatively easy it is to claim renewable energy for your own ...