Green is the rarest eye color, according to the American Academy of Ophthalmology (AAO), found in just 2 percent of the world ...
For most of human history, green eyes didn’t exist. Understanding why they do now means rethinking what we know about ...
You're introduced to someone and your attention catches on their eyes. They might be a rich, earthy brown, a pale blue, or the rare green that shifts with every flicker of light. Eyes have a way of ...