From Ford and Honda to Kia, Lexus, and Hyundai, see which hybrids, plug-in hybrids, and other eco-friendly vehicles deliver ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

A fast-rising name in the hybrid vehicle market, Horse Powertrain has spent the past three years transitioning into one of the world's leading engine manufacturers while developing a portfolio of ...

Westport is debuting its high-pressure CNG fuel system with Cespira HPDI technology on a Volvo VNL 300 at ACT Expo. Another high-horsepower natural-gas engine system may soon be available from ...

You know the usual reasons to drive the speed limit (it’s safer and you’ll avoid a pricey ticket!), but it can also significantly improve your car’s efficiency. The more you push the accelerator pedal ...