On average, the stomach produces 2 L of hydrochloric acid per day.
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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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Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.
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Excessive alcohol use costs the country approximately $235 billion every year.
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There are 20 feet of blood vessels in each square inch of human skin.
In early capitalism, children worked alongside adults. At that time, just as today, most street ...
Selective breeding of maze-bright and maze-dull strains of rats by Tryon (1934). (Data from Cooper, ...