Genetics are a big part of it, like you would expect, but its a bit more nuanced than what we learned in high school biology.

Eye color is shaped by a complex interplay of genetics, microscopic iris structure, and the way light scatters within the eye. While lighting, pupil size, and clothing can make eyes appear to change ...

Add Yahoo as a preferred source to see more of our stories on Google. They say that eyes are the windows to the soul. Often, a person's eye color is the first thing we notice about them when we meet ...

Brown is the most common eye color worldwide by a large majority. In contrast, green is one of the rarest eye colors worldwide. The color of the eyes depends on how much melanin the eyes contain.

What determines the shade of your peepers? Experts weigh in on the rarest eye color in the world—and the genetics behind it. It’s said that our eyes are the mirrors of our souls, so it makes sense ...