Red is the rarest hair color, but to understand why that’s the case, you need a basic grasp of the science. There’s a lot ...

University of Ferrara researchers in Italy have examined how European skin, eye and hair pigmentation evolved over the past ...

In most cases, you’d have blue eyes and hair somewhere on the spectrum of blond to brown or red hair with brown, hazel or green eyes. According to an article by evolutionary biology professor ...