It's so well constructed. You've got the iris, the cornea, the pupil, and the sclera, are all working together to allow us to see. The eye muscles have to be fast. Just to track an object involves ...

MIT engineers have made a breakthrough in this area—they’ve developed a method to grow muscle tissue that contracts in ...

Pupil size is controlled by the brain, which receives signals from each retina and sends a message for your eyes to adjust to the light. Muscles in the colored part of your eye, your iris ...

Some animals accomplish this with a retractable eye flap. Others rely on their pupils. The circular pupil, because of the way the muscle bunches as it contracts, is the least efficient at closing ...

MIT engineers developed a method to grow artificial muscle tissue that twitches and flexes in multiple, coordinated ...

Engineers at MIT have devised an ingenious new way to produce artificial muscles for soft robots that can flex in more than ...

Scientists at MIT have created a new kind of artificial muscle that can flex and move in multiple directions, much like real ...

Michael Walker, OD Eye muscle movements are important ... We shine it in the eye to make sure that the pupil is brisk and responsive to light then we will cross it back and fourth to make sure ...

Medically reviewed by Christine L. Larsen, MD The pupil is the opening located in the center of the iris of the eye. It ...

Some animals accomplish this with a retractable eye flap. Others rely on their pupils. The circular pupil, because of the way the muscle bunches as it contracts, is the least efficient at closing ...