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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
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Everyone has one nostril that is larger than the other.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.