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 ...

This iridescence is more likely to occur in cooked ... where the shiny reflections are most pronounced. Does the rainbow color on deli meat mean it’s bad? The presence of a metallic sheen ...

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 ...