Add Yahoo as a preferred source to see more of our stories on Google. If you've ever looked into someone's hazel eyes, you know firsthand just how beautiful they are. With a captivating blend of green ...

Eye color genetics is complex, with multiple genes from each parent determining a person's eye color. Scientists once believed a single gene controlled eye color, but research shows that more than 50 ...

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.