Eye color, which is a result of iris pigmentation, doesn't affect the quality of vision. Research shows that the shape of the eyeball, the state of the lens, and the health of the retina are the ...

Do you have blue eyes? We talked to experts to discover curious facts about baby blues, including whether your biological family is bigger than you ever imagined.

Many characters in the Dune franchise have a strange blue tint to their eyes, and it's caused by the galaxy's most valuable ...

Blue eyes have captivated humans for centuries - but how did this rare eye colour come about, and why are people with blue eyes so rare?

By keeping the bulb in the center and orbiting the blue gel (for the iris) and the opaque disk (for the pupil) around the bulb, the eye can appear to gaze in different directions. By adjusting the ...