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 ...

Perhaps the rarest horse color of all, the mushroom comes in a base color of chestnut or bay, with any skin color and dark eyes. The dilution gene has only been identified since 2014 but it ...

According to the World Atlas, about 90% of the global population has dark brown or black hair, and 70% to 80 % of people have brown eyes. It’s not exactly the rarest hair color and eye color ...