Darkness had fallen in the Vail Valley. As I watched the last light fade on the summit of Bald Mountain, I heard crashing below my porch. Was it the massive black bear that had been frequenting the ...

They say the eyes are "the window to the soul" and there's certainly much to be told about the enigmatic complexity of their varied colors. Dr. Rupa Wong, a board-certified ophthalmologist who owns ...

Darkness had fallen in the Vail Valley. As I watched the last light fade on the summit of Bald Mountain, I heard crashing below my porch. Was it the massive black bear that had been frequenting the ...

"The eyes are the window to the soul," notes a timeless quote. And while your eyes also bring the world your way, the origins of eye color are fascinating and even mysterious. To help lay out the ...

The cat family has an amazing array of eye colors stemming from one unusual ancestor. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The ...

What color is a tree, or the sky, or a sunset? At first glance, the answers seem obvious. But it turns out there is plenty of variation in how people see the world—both between individuals and between ...