Half a billion years ago, the first true eye emerged in Earth’s oceans. Fossils now reveal what that ancient crystal vision could actually see.

Neurons in the bird eye’s inner retina lack a blood supply. Finding how these neurons function without oxygen reveals a role for an enigmatic eye structure. Read the paper: Oxygen-free metabolism in ...

The eye is a highly complex organ, composed of intricate structures combining several types of specialized tissues. Under normal conditions, these structures work seamlessly together to provide clear ...

Researchers from Japan successfully applied polarization-sensitive optical coherence tomography (PS-OCT) to assess various properties of the collagen fibers that make up the sclera, the outer white of ...