Some beetle exoskeletons, avian feathers, butterfly wings, and marine organisms feature these structures naturally, producing iridescent or polarization-dependent colors. Over the last 10–15 ...

One dress could have over 5000-25,000 beetle wings, depending on the complexity of the pattern. The wings would have glittered in candlelight, achieving an iridescent jewel-like effect.

Thousands of new species are found each year. Here are three of our most recent eye-catching stories. The new species was ...