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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.
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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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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.