kinetic energy

Will Vibrations Power Your Next Cell Phone?

BY Ariel SchwartzTue Dec 1, 2009 at 2:32 PM

We've covered the concept of kinetic energy before and have even seen it put to work at a Sainsbury grocery store, where vehicles in the parking lot power the checkout line. Now researchers at the University of Bristol in the U.K. ...READ»

PARKING LOTS | 3 comments

4 Ways to Turn Parking Lots Into Centers of Sustainability

BY Ariel SchwartzMon Oct 26, 2009 at 5:14 PM

Parking lots are the antithesis of sustainability--cold, hard seas of concrete and (mostly) petroleum-fueled cars. But they don't have to be that way, as Dell and Envision Solar recently showed us. Envision completed a renewable ...READ»

SHARP | 7 comments

The World's First Solar-Powered Waterproof Cell Phone

BY Ariel SchwartzMon Apr 20, 2009 at 2:52 PM

Ever find yourself with a water-soaked low-battery phone? Sharp and Japanese network KDDI have a solution: the world's first solar-powered waterproof cell phone. The phone, scheduled for a June release in Japan, can nab one minute of talk time or two hours of standby power from ten minutes of sun.READ»