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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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
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Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
Apparent and True Orbits of Alpha Centauri.
True-color image of layers of haze in Titan's atmosphere.
true story
True Forget-Me-Not
True Friendship
Lewis Hine’s 1910 photograph shows a tenement alley in New York City. More famous for his “unsettlin