photovoltaic cells

Europe And Japan Collaborate To Develop World’s Most Efficient Photovoltaic Cell

<img src="http://www.crunchgear.com/wp-content/uploads/2009/02/solar-panel-1.jpg" /> Seeing <a href="http://www.crunchgear.com/tag/solar-energy/">solar energy</a> progress is a good thing, but it sti