ST. LOUIS — Google searches for "hurt eyes" spiked nationwide on the day of the total solar eclipse on April 8. NASA and doctors across the nation repeatedly warned the public about wearing necessary ...

UNDATED (WKRC) - Pupil size is related to intelligence. That's according to a study published in Scientific American, with work conducted at the laboratory at the Georgia Institute of Technology.

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 ...

"Pupil size oscillated between contracted and dilated substates in a minute timescale, signaling an alternation between different hippocampal network states. Although SWRs occurred throughout the ...

Researchers are looking at topical approaches for treating night vision disturbance, especially for people who experience high-order visual aberrations such as glare, halo, or starburst effects ...

Arousal is a fundamental part of how our brain keeps us alert, engaged, and responsive to the world around us. It is controlled by networks deep in the brainstem, like the locus coeruleus (LC), which ...

Visual illusions of motion are a major source of interest in the vision research community. Explaining how a still image can produce an illusory perception of motion is important for a more complete ...

Researchers at Karolinska Institutet in Sweden have discovered a fundamental mechanism that affects the size of the pupil, namely our breathing. The study, published in The Journal of Physiology, ...

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 ...