A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
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According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
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Outside of the bedroom, the most common place for adults in the U.S. to have sex is the car.
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In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
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Forty percent of American adults cannot fill out a bank deposit slip correctly.
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Each year, around 24,000 Americans are bitten by rats!
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Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
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