This photograph demonstrates the angle-dependent change in colors of the iridescent jewel beetle's wing case. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases ...

When they land, patches of iridescent green make their wings appear to be glowing. The animals are Hewitsonia butterflies — and were just discovered as a new species. “The adult Hewitsonia ...

Some beetle exoskeletons, avian feathers, butterfly wings, and marine organisms feature these structures naturally, producing ...