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Author Question: Charcoal found under a stone at Stonehenge, England, has a carbon-14 activity that is 0.60 that of ... (Read 22 times) |
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According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
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There are approximately 3 million unintended pregnancies in the United States each year.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).