- March 18, 2013
- in Green Tips
- by marcos
People who use solar energy systems to power their houses can watch their electric meters slow, stop or even run backward when the sun shines. But when the sun goes down, the power decreases. Now an MIT professor, Daniel Nocera, has developed a fuel cell that “banks” solar energy and makes electricity 24/7.
DownToEarthNW.com: Green Minute stories