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 ...

You might say it’s just a pigment of your imagination ...

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 ...

Across highways, parking lots, and neighborhood streets, drivers are noticing an eerie violet glow where familiar white streetlights used to shine. The shift is not a design trend or a secret tribute ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (AP) — “I think it pisses God off ...