Poor eyesight (myopia) is associated with higher IQ.
232
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
The colossal squid has the largest eyes in the world.
4
Only about 2% of the world population has green eyes.
36
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
Those things you see in your eyes when you stare into space are called Mouches Voltanes, which are also broadly referenced to as Floaters.
9