Fuel from Sunlight?

SUBHEAD: Scientists reveal potential of new technology to produce "clean: fuel from sunlight.By Jake Richardson 20 January 2011 for Care2.com - (http://www.care2.com/greenliving/clean-fuel-could-be-made-from-sunlight.html)Image above: Illustration of thermochemical solar powered reactor. From (http://blog.genericase.com/?tag=petrol).Dr. Sossina Haile and her colleagues at CalTech have created a