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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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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).
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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.