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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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There are 60,000 miles of blood vessels in every adult human.
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Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.
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Excessive alcohol use costs the country approximately $235 billion every year.
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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.