This isn't a billboard. Its a power plant!
San Franciscan Pacific Gas and Electric, California, has just installed the first solar powered billboard in the world. The billboard actually draws power from the ...
San Franciscan Pacific Gas and Electric, California, has just installed the first solar powered billboard in the world. The billboard actually draws power from the ...
Sony runs Walkman off sugar-based bio battery
Sony, one of the world's largest battery makers, said it had succeeded in creating a battery that produces electricity by breaking down sugar. The ...
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