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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
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Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.