Wind power: Airfoils instead of turbines?

A new device could open more areas to wind production by using stationary airfoils instead of twirling turbines. Past efforts to scale down the towering turbines that generate wind power to something that might sit on a home have been plagued by too many technical...

New solar panel sets record for efficiency

A new kind of solar technology has set a world record for the most efficient generation of energy by a solar cell. By stacking six different photoactive layers, the record-setting multi-junction cell has reached nearly 50 percent efficiency in the lab and nearly 40...