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
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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
Poor eyesight (myopia) is associated with higher IQ.
232
The human eye blinks an average of 4,200,000 times a year.
233