A blink of an eye seems natural and instantaneous, but is it? Without a functioning eyelid, the eye can become dry, irritated and eventually lose the ability to see clearly. The researchers studied ...

A complex system of nerves and muscles enables the human eye to blink, gaze, and shift focus. The trochlear nerve is one of six cranial nerves that carry electrical impulses from the brain to the eye.

People with albinism often have poor vision. A new study reveals the underlying cause. People with albinism often have poor vision. A new study from the Netherlands Institute for Neuroscience reveals ...