Many animals in nature have special pigment cells that allow them to change the color of their skin in response to various stimuli. Now, Northeastern University researchers combined one of those pigments, called xanthommatin, with titanium dioxide to create a paint that can rapidly and reversibly change color in response to light.
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A few weeks ago, a popular Australian online fashion retailer called Showpo posted a video on its Facebook page that seemed to debut a magically color-changing dress—but is such a dress really possible?
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