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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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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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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.