Add Yahoo as a preferred source to see more of our stories on Google. The white part of our eyes is known as the sclera. Blue, green, amber: Someone's eye color immediately attracts our attention. But ...

Lock eyes with a chimpanzee, and you will notice something is missing. The tissue surrounding their iris, called the sclera, is a deep brown or nearly black. You cannot easily tell where they are ...

The ability to regenerate lost body parts has long captured human fascination. Many creatures out in nature can perform feats of repair that far surpass our own abilities. For example, salamanders can ...

The golden apple snail has camera-type eyes that are fundamentally similar to the human eye. Unlike humans, the snail can regenerate a missing or damaged eye. UC Davis biologist Alice Accorsi is ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. For most of human history, green eyes didn’t exist.

Learn about a new map of the human eye made using donated eyeballs that could help explain and possibly prevent a handful of sight-related diseases. Age-related macular degeneration (AMD) is one of ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Research reveals how close human vision comes to sensing ...

Color is an integral part of human vision, shaping the way we perceive and interact with the world around us. It influences emotions, decision-making, and even physical responses. In gaming, color ...