His gaze softens as he draws closer to you. With one hand around your waist and the other cradling your jaw, he pulls you in. You look into his eyes, and notice his pupils have grown large and hungry.

Feast your eyes on the iris. Sure, being blessed with a choice eye color is cool. But new research reveals that the eye’s pupil size and iris brightness are the real moneymakers. “Brighter irises and ...

A study has found that people appear more attractive when their pupils are constricted, making their coloured irises seem bigger and brighter. New research by Zachary Estes, Professor of Marketing at ...

Pupils are the black circles located in the center of your iris, or the colored part of your eye. The pupil allows light to enter your eye and often changes in size. When your pupils appear larger, ...

Working memory is one of the brain’s executive functions, a skill that allows humans to process information without losing track of what they’re doing. In the short term, working memory allows the ...

A compelling study has found pupils respond in the same way to the number of objects in one’s field of vision as they do to light. Experiments revealed pupils dilate in response to images with larger ...

The iris is a structure behind the transparent cornea of the eye. It has a circular opening called the pupil that changes size in response to the light level. Your pupils are usually the same size as ...