Light-sensitive cells in the retina come in two main types: rods and cones. Rods are used for vision at low light and cones for color and bright light. A study in the September issue of the Journal of ...

Researchers have discovered a way to revitalize cone receptors that have deteriorated as a result of retinitis pigmentosa. Working with animal models, researchers have discovered that replenishing ...

Retinas from our earliest vertebrate ancestors had cone-like photoreceptors, presumably allowing them to see in daylight, but little ability to see at night. Then, millions of years ago in the ...

Two species of small, deep-dwelling fish called pearlsides possess eye cells that break the rules of vertebrate vision, combining features of rods and cones into a single hybrid photoreceptor never ...

The reverse-wiring of the eyeball has long been a mystery, but new research shows a remarkable structural purpose: increasing and sharpening our color vision The following essay is reprinted with ...