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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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
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Everyone has one nostril that is larger than the other.
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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.
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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
Extinct North American Megafauna
Assessing for Tinel's Sign
In American Progress (1872), John Gast depicts a feminized (and eroticized) America moving westward,
W-2 form issued to employees at the end of the year.
North American Climates
You deposit $2000 each year into an account earning 4% interest compounded annually. How much ...