Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
On average a woman has 4 sexual partners in her lifetime.
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The average person's skin weighs twice as much as their brain.
131
Mushrooms are more closely related to humans than they are to plants.
47
It has been scientifically proven that stroking a cat can lower one's blood pressure!
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Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
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The human body contains over a billion miles of DNA.
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