The colossal squid has the largest eyes in the world.
4
Poor eyesight (myopia) is associated with higher IQ.
232
If the human eye was a digital camera, it would have 576 megapixels.
25
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
The human eye blinks an average of 4,200,000 times a year.
233
There's a woman named Veronica Seider who had vision 20x better than average. She could identify people more than a mile (1.6km) away.
22
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132