The team behind the study created what might be the most accurate mathematical representation of photoreception ever.

Pupil size in people with synesthesia changed depending on how bright or dark the perceived colors were.

Color blindness, or color vision deficiency, causes a person to see colors differently from most other people. There are several types of color blindness. Color vision deficiency or loss has multiple ...

A new experiment into color vision has allowed a select group of human subjects to see a new color. Subjects describe the “unprecedented” color as a very saturated teal. Researchers are looking into ...

UC Berkeley scientists tricked the eye into seeing "the greenest green" they'd ever seen. They say it could transform how we understand and treat eye diseases, and expand the way we see the world ...

UC Berkeley scientists created a new platform called “Oz” that directly controls up to 1,000 photoreceptors in the eye at once, providing new insight into the nature of human sight and vision loss. In ...

The human eye can see millions of colors — but no eyes have ever before beheld “olo.” Only five people on the planet have witnessed this brand new color, thanks to the efforts of a team of researchers ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A new experiment into color vision has allowed a select group of human subjects to see a new color.