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In the face of steeply rising oil prices and political turmoil in the Middle East, there is new urgency in finding a solution to our uncertain energy future. Breakthroughs in new materials and ingenious designs for solar collectors are transforming the technology into a vastly cheaper more efficient alternative. NOVA presents the latest thinking from solar enthusiasts and skeptics as it investigates cutting-edge research developments. The film introduces viewers to the scientists and businesspeople who are racing to make solar power practical for lighting heating, and running power plants.

http://www.youtube.com/watch?v=upI7QJis3bY