Color changing

Inventors develop transistor to change color of any surface, your face notwithstanding
By D. Murph, 04.27.2009
France's Eurovia aims to make roads change color to warn of ice
By D. Melanson, 04.08.2008
Paramagnetic paint lets you change your car's color on a whim
By D. Murph, 11.09.2007
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Heat-sensitive spoons designed for better cooking
By O. McFarlane, 12.31.2006

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