When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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If the human eye was a digital camera, it would have 576 megapixels.
25
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
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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
Only about 2% of the world population has green eyes.
36
Poor eyesight (myopia) is associated with higher IQ.
232
Optical illusions occur when what the eyes see conflicts with what the brain expects.
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