The human eye can distinguish about 10 million different colours.
Fact #11483
More Human Body Facts
The human brain contains billions of neurons involved in thinking.
Fact #2983 · Human Body
People can survive extreme dehydration briefly.
Fact #3078 · Human Body
The human body contains trillions of cells.
Fact #142 · Human Body
Teeth are the only part of the human body that cannot repair themselves.
Fact #3509 · Human Body
Your corneas receive no blood supply — they get oxygen directly from the air.
Fact #3275 · Human Body
Your brain enables existence.
Fact #2425 · Human Body
The human nervous system can transmit signals faster than a Formula One car.
Fact #2461 · Human Body
Your brain processes reality.
Fact #2399 · Human Body
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