Although they come with a higher upfront cost than many other roof types, including the highly popular asphalt, tile roofs ...

A German company has debuted a new photovoltaic roofing tile that could help change how homes around the world are powered.

The tiles are made of plastic and ceramic, and come in sizes ... A third of the roof on the eight watts solar tiles exposed to five to six hours of the sun can produce to a maximum of 5kWh.