"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.

Nocturnal animals tend to have proportionally bigger eyes than humans do. They also tend to have pupils that open more widely in low light. So, at the outset, nocturnal eyes gather more light than ...

The ETH researchers developed a new method for examining the changes in people's pupils while asleep: using a special adhesive technique and a transparent plaster, they were able to keep the eyes ...

pupil movement might one day be used to detect disorders such as insomnia and post-traumatic stress disorder, or even a comatose patient’s recovery. We haven’t yet figured out if eyes are ...

Joanna Broad-Reeder was working as a supply teacher at St Thomas More Catholic High School in Crewe between January and July, 2022, when the relationship began.