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 ...

Former NBA star turned entrepreneur Baron Davis, who has always been known for his impeccable sartorial style, famously said: “If you want to make a statement, wear purple.” Similarly, if you want to ...