Researchers at the University of Hong Kong (HKU) have designed an innovative pixelated, soft, color-changing system called a Morphable Concavity Array (MoCA). Pixelated, soft, color-changing systems ...
Butterfly wings get their color in ways that almost feel impossible. Up close, each wing is made of countless tiny scales that either hold pigment or manipulate light. The oranges, reds, and browns ...
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