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 ...

I remembered this experience vividly as I read Imani Perry’s new book, Black in Blues: How a Color Tells the Story of My ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) ...

Do you have blue eyes? We talked to experts to discover curious facts about baby blues, including whether your biological family is bigger than you ever imagined.