People with a leading cause of blindness were able to read again thanks to a tiny wireless chip implanted in the back of the eye and specialized augmented glasses, according to study results published ...

Researchers found that vertebrate eyes - including humans’ - began as brain tissue from a single ancestral light-sensing organ.

A common bacterium usually found in the respiratory system appears to be linked to cognitive decline and Alzheimer's disease when it's present in the retina. Chlamydia pneumoniae – often responsible ...

Even Charles Darwin was puzzled by the evolution of the vertebrate eye. New research suggests that it traces back to a cyclopean invertebrate with a single eye atop the head. By Carl Zimmer Look at ...