A bizarre, cyclops-like creature from nearly 600 million years ago may hold the key to how your eyes—and even your sleep ...

Lock eyes with a chimpanzee, and you will notice something is missing. The tissue surrounding their iris, called the sclera, ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. This voice experience is generated by AI. Learn more. This ...

Humans carry a surprising relic from deep evolutionary history, one that traces back to a tiny, one-eyed ancestor that lived ...

NASA’s Artemis II crew is reviving a hands-on approach to lunar observation by using their own eyes to detect subtle colors and textures on the Moon’s surface. This method, more than 50 years after ...