SOLAR - First Solar's new world record for solar cell efficiency and why it's important

One of the important ways to make solar energy cheaper is to improve the amount of sunlight that solar cells can convert into electricity. So it's a big deal to see that First Solar announced on Tuesday that it's managed to create a record 18.7 percent solar cell, up from the 17.3 percent cell it touted in July 2011. That 18.7 percent sets a new world record for cells made from the material cadmium-telluride. It represents the best the company co ...

http://gigaom.com/2013/02/26/first-solars-new-world-record-for-solar-c