Posted by Susan DeFreitas, EARTHTECHLING
The U.S. Department of Energy (DOE) calls it a system that is cleaner, more efficient, reliable, resilient and responsive. We call it the smart grid.
Posted by STARR KESHET
Porsche is kicking off production of its sexy, 918 Spyder hybrid sports car which can hit 100kph in just 3.2 second.
