From the stunning feathers of male peacocks to the vivid blooms of flowers, the story of how Earth became colorful is one of evolution. But how and why did this explosion of color happen? Recent ...

Sexual color signals emerged about 100 million years ago. "There has been a dramatic explosion of both warning and sexual ...

But Warhol used repetition, off-registration and color to breathe life into his technique. Silhouettes, on the other hand, are a very narrow and formal device, one that’s problematically monotonous, ...