Toyota is secretly developing a car that will be powered solely by solar energy. Don’t expect to see the car in the near future as it will be years before the vehicle...

The sun may set early on anyone trying to take advantage of expiring solar-energy tax credits this year.

Researchers in Massachusetts are working on a technique to turn heat gathered by asphalt into useable energy via water pipes. Their paper, released this week at the...

Toyota Motor Corp plans to install solar panels on some Prius hybrids in its next remodeling, responding to growing demand for “green” cars amid record-high...

Massachusetts-based Evergreen Solar has announced a new line of high efficiency solar panels this month.