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

King's College London researchers have shown that the brain chemical GABA regulates activity in the retina of the eye in autistic and non-autistic individuals differently. Autistic people have larger ...

Photophobia is an abnormal sensitivity to light. It is associated with dry eye disease, migraines (severe, recurrent headaches), and traumatic brain injury (TBI). Research has found that people with ...