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Scoop.it!
"Most of us were born and will die a certain color, but octopuses are masters of their hue, changing from transparent to shades of red, pink, purple and blue by stretching and relaxing their skin. If we could unlock their secret and wrap our buildings in octopus skin, then city skylines might shimmer a spectrum of colors and opacities as the sun waxed and waned." 
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Scoop.it!
"Based on the camouflage abilities of octopuses and cuttlefish, engineers in the US have built a flexible material that changes colour to match its surroundings. The new design features a grid of 1mm cells, containing a temperature-driven dye that switches colour on demand." "
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