For the first time, humans might have glimpsed a rainbow of color that lies just beyond our sight – including a "blue-green of unprecedented saturation". You've never seen it before because you can't.

The human eye functions like an exceptionally precise, high-end camera, one with a resolution of around 576 megapixels. What makes it intriguing is that although our eyes can focus on light at only ...

A recent study finds that color vision evolved in animals more than 100 million years before the emergence of colorful fruits and flowers. And there has been a dramatic explosion of color signals in ...

Scientists reconstructed 500 million years of evolutionary history to reveal which came first: colorful signals or the color vision needed to see them. The natural world is awash with color, and many ...