If you're enjoying this article, consider supporting our award-winning journalism by subscribing. By purchasing a ...

Ever wondered what the most common eye colors are? Well, they might not be exactly what you expected them to be.

The fascinating variety of cat eye colors results from some fascinating genetic interactions, development, and adaptation due ...

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 ...