Physicists and vision scientists are lining up behind a provocative claim: the rich color we call purple is not a property of light at all, but a story the brain tells itself. Light in the real world ...

The world is awash with the color purple — lavender flowers, amethyst gemstones, plums, eggplants and purple emperor butterflies. But if you look closely at the visible-light portion of the ...

The human eye does not actually see purple, as purple is not a color on the visual spectrum. Purple is a combination of wavelengths from opposite extremes of the spectrum, which technically deosn’t ...

I’ve always been partial to blue. But if I had previously known about the color “olo,” then maybe it would’ve become my favorite instead. Pop Mech continually dives into the latest discoveries in ...