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

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

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

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 ...

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

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

That coloured circle is called the iris and the black spot in the middle is the pupil. This is the part of the eye that lets the light in. Lights out please! When it’s dark, muscles in the iris ...