A male peacock's tail, for instance, is pigmented brown, but because of the way microscopic structures in the feathers ...

Scientists reveal how nudibranchs create dazzling colors through microscopic crystals, unlocking a surprising marine mystery.

Nudibranchs are often referred to as the butterflies of the sea. Nudibranchs live worldwide, primarily in warm, shallow ...

Chameleons are famous for their color-changing abilities. Depending on their body temperature or mood, their nervous system directs skin tissue that contains nanocrystals to expand or contract, ...