The theatrical trick that dazzled them all was iridescence. 'Miss Ellen Terry as Lady Macbeth', wearing a dress of green jewel beetles, by John Singer Sargent.One of Nature’s special effects, it ...

Iridescence is a phenomenon where a surface appears to change color when viewed from different angles. This effect occurs due to the interference of light waves reflecting off multiple layers of a ...

The latter are the only kind of clouds observed at Mars producing iridescence ... iridescent clouds and was sure at first it was some color artifact," he said. "Now it's become so predictable ...

Common grackles show more complex and brighter iridescence patterns than the Brewer’s, with a characteristic abrupt break in color from the head iridescence to that of the body. Breeding Bird ...