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 ...

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.

Floridians are jumping on the newest TikTok trend: changing your eye color. The young and old have discovered that turning brown eyes blue or hazel eyes green can be as simple as putting in color ...

Get Instant Summarized Text (Gist) Fish detect color and brightness using the brain's pineal gland, which contains photoreceptor cells with the protein parapinopsin 1 (PP1). These cells become ...