Professor devises new form of solar cell (AP)

2 hours, 42 minutes ago LEWISTON, Idaho - A University of Idaho professor is devising a new form of solar cell she says could lead to a breakthrough that would make solar energy commercially feasible. Chemist Pam Shapiro, her graduate students and her colleagues at the university are working on creating better materials and combining them in new ways that could more than double the efficiency of present solar cells. If successful, she said the new technology could help the U.S. break its oil dependency ...