Cholesteric liquid crystals, a man-made material with properties between liquids and solid crystals, can mimic the colors of butterfly wings. Liquid crystals are used in televisions and smartphones, ...

Simply breathing on money could soon reveal if it's the real deal or counterfeit thanks to a beetle-inspired ink that reversibly changes color in response to humidity. The photonic crystal ink ...

While we have had E Ink e-paper display for a while now, it is the color e-paper display that has turned out to be the newest trend, captivating manufacturers and buyers around the world. Much like ...

In nature, iridescent materials, which exhibit a color change when viewed from different angles, can be found in butterfly wings and in nacre (or mother of pearl) in the inner shell of mollusks. A man ...