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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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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.