Melanopsin (OPN4) is a light-sensing protein found in skin and retina cells. A new study conducted at the University of São Paulo (USP) in Brazil suggests that OPN4 can also participate in the ...

Researchers have developed a system which uses light stimulation to modulate brain waves. This opens up new avenues to explore for possible treatment of conditions such as epilepsy, Parkinson's and ...

A 58-year-old man who has been blind for years now sees well enough to make out shapes, including the white lines of a crosswalk. The advancement comes thanks to a technology called “optogenetics,” a ...

A research group has revealed a new system that allows them to control the behavior of the nematode worm Caenorhabditis elegans, using two different animal opsins, a type of light-sensitive protein.

Color vision, ocular color detection is achieved with complicated neural mechanisms in the eyes. Researchers have found color detection with a simplest mechanism in the fish pineal organ, an ...