Ten weird but true human body facts that will surprise you with their science, oddities, and fascinating processes you never ...
Laid end to end, an adult's blood vessels could circle Earth's equator four times, with scientists estimating anywhere between 60,000-100,000 miles of blood vessels in the human body. Your heart ...
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25 psychology facts about human behavior
How much do our minds wander? How many friends can we actually cope with? And how did insects help us genetically WATCH OUR OTHER VIDEOS: 25 Amazing Facts About the Human Body: <a href=" 25 Weird ...
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