Every time the human eye darts from one point to another, the retinal image smears across the visual field. These rapid jumps, called saccades, happen several times per second, yet the world never ...

Brown University researchers have found a new cell in the eye that acts as a photoreceptor – like a rod or cone – and sets the body’s circadian clock. Brown University researchers have found a new ...

Half a billion years ago, the first true eye emerged in Earth’s oceans. Fossils now reveal what that ancient crystal vision ...

After injury, the visual system can recover by growing new neural connections rather than replacing lost cells. Researchers found that surviving eye cells formed extra branches that restored ...

518-million-year-old fossil reveals vertebrates once had four eyes and extra organs that later shaped evolution.