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
Poor eyesight (myopia) is associated with higher IQ.
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Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
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
Only about 2% of the world population has green eyes.
36
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
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
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