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Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
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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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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Your heart beats over 36 million times a year.
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The horizontal fraction bar was introduced by the Arabs.