Here's a philosophical question for you. If a color doesn't have a name, can we still see it? Many years ago, the human eye ...

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 ...

Regardless of how they look, all human eyes are in fact brown at their core, with the reflection of light determining the color we see in them.

In 2008, a study led by Hans Eiberg from the University of Copenhagen claimed that all blue eyes link back to a single ancestor who lived between 6,000 and 10,000 years ago.

The eye seems to see "continuously," but it's cyclical, there's kind of a frame rate that's really fast, but that's not the important one. The eye is in constant motion from ocular microtremors ...

Apologies to Frank Sinatra, but the real Ol' Blue Eyes has been found—a 7,000-year-old Spaniard whose fossil genes reveal that early Europeans sported blue eyes and dark skin.

Before you request a paternity test, spend a few minutes looking at your child's eye color. According to studies, published this week in Behavioral Ecology and Sociobiology, the human eye color ...