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Brighter Future for Solar Panels: Silicon Shortage Eases

from the Christian Science Monitor
 
Quartz, the raw material for solar panels, is one of the most abundant minerals on earth. But for years, the solar industry has faced a bottleneck in processing quartz into polysilicon, a principal material used in most solar panels. The problem stalled a steady decline in prices for solar panels.
 
Now the silicon shortage may be coming to an end, predict some solar analysts, thanks to new factories coming online.
 
If true, the price for solar panel modules could start falling by as much as a third by 2010, says Travis Bradford, president of the Prometheus Institute for Sustainable Development in Cambridge, Mass. That’s good news for an industry that remains one of the most expensive power sources.

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ANIMATION: Revealing the Logic Behind Candy Crush2014-11WalshF1.jpgClick to Enlarge Image

Candy Crush is turned into a model electrical circuit, which can be used to structure the equivalent of a logic puzzle. Besides justifying Candy Crush addictions, this information could be used to harness the player power of this game for bigger concerns, including computer security.
Watch the behind-the-scenes movements and how it is truly a logic puzzle.

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