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Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.