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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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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.