Human eyes are complex and irreparable, yet they are structurally like those of the freshwater apple snail, which can ...

A widely popular idea in psychology and evolutionary science suggests that the distinctive look of the human eye—particularly the white area surrounding the iris—evolved to help us communicate ...

In the human eye, the cornea is the clear, dome-shaped portion located at the front of the eye that is responsible for focusing light, according to the American Academy of Opthalmalogy (AAO).