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Random Fact Of The Day
A healthy (non-colorblind) human eye can distinguish between 500 shades of gray.
More from the Human Body Facts niche...
Human Body Facts
The world’s most common eye colour is brown
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The cells in your eye come in different shapes. Rod-shaped cells allow
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When you are eating food, your jaw muscles automatically adjust their
Human Body Facts
Only one of a baby’s bones is already fully-grown – it is the smallest
Human Body Facts
Men produce approximately ten million sperm every single day
Human Body Facts
Our eyes are made up of over 2 million working parts