Researchers behind a recent study claim to have discovered a new color that the natural, naked eye cannot perceive — 'olo,' a hyper-saturated blue-green that occurs when a single kind of cone cell is ...

Researchers discover a new color outside the range of human color vision, but you have to laser your retinas to see it ...

This occurs naturally in some people and results in a rare ability called tetrachromacy, which boosts their sensitivity to color. The team is also using Oz to model various eye diseases.

“There is no way to convey that color in an article or on a monitor,” Austin Roorda, a vision scientist on the team, told The Guardian. The human eye can normally only see certain ...

The exact cause remains to be determined, but scientists do know that eye color began to change long before recorded history began. The following is a transcript of the video. All blue-eyed people ...