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

One of the biggest mysteries of evolution is how species first developed complex vision. Jellyfish are helping scientists solve this puzzle, as the group has independently evolved eyes at least nine ...

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 ...

Another milestone in eye imaging has been achieved. Polish scientists have developed a technique that enables visualization of the retina and choroid at discrete depths. Modern imaging of eye tissues ...

To begin understanding glaucoma, you must first know a few basic facts about the eye and how it works. With this knowledge, you will be better prepared to discuss your condition and treatment with ...