"Miosis" is a medical term that describes the constriction of the pupils. Learn its causes, symptoms, and how to treat it.

The peripheral drift illusion causes us to perceive motion in a still image. A new study shows that the mechanism of this illusion relies on changes in pupil size.

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

Citation: The pupil as a window to the sleeping brain: A look under the eyelids shows more is happening than previously assumed (2025, March 5) retrieved 28 March 2025 from https://medicalxpress ...

Every time you move your eyes or blink, your pupils "reset ... at a different part of the image. During the study, changes in participants' pupils were monitored with an eye tracker.