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Did you know?
Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
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There are approximately 3 million unintended pregnancies in the United States each year.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.
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In 1864, the first barbiturate (barbituric acid) was synthesized.