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Author Question: What was ultimately developed in the search for a communications technique that was immune to noise? ... (Read 28 times) |
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The average office desk has 400 times more bacteria on it than a toilet.
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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).