The future could be filled with T-shirts that light up or beach umbrellas that collect solar energy to run portable televisions, if new organic semiconductor technology comes into play. Cornell University researchers have developed a new type of organic semiconductor device that shows electroluminescence and acts as a photovoltaic cell....

Solar panels that will be more efficient and a whole lot cheaper are on their way, ready to match the cost of old-fashioned fossil fuels within five years. Everyone loves solar power. The notion of making electricity from the Earth's solar income is pretty much irresistible. ...