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.

Cat-like eyes show up in searches everywhere. If the internet is this obsessed with eye color, how rare are green eyes in humans? They’re uncommon enough that seeing them still feels like spotting a ...

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 ...