"...science now has tools that allow us to explain why an individual, from moment to moment, might fail to remember something stored in their memory."

Brighter areas, such as agricultural land, aren't hospitable to big-eyed birds, research finds. The study links the size of bird eyes, habitat, and foraging style.

Subanesthetic ketamine, already a treatment for depression and pain, can also treat amblyopia, or "lazy eye." Here's how.

"This shows how the brain is specialized not to perceive others' eyes, but rather to perceive the mind behind the eyes."

Special filters can help people with color blindness see more color. And those changes remain even after they take the glasses off.

An eye scanner can detect biological aging, rather than your chronological age. It decodes the "record of how a person is aging at the molecular level."

Research with mice shows a new imaging technique could help spot early warning signs of Alzheimer's disease by looking at the retina.

An app in development could help doctors diagnose anemia by using images of a patient's eyelid to get a count of their hemoglobin.

If we're not supposed to touch our face because of COVID-19, does that mean we should stop using contact lenses and switch to glasses? An expert weighs in.

New research finds that eye movements, ones so small you're not even aware of them, play a large part in seeing at a distance, what's also called visual acuity.