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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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.
Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).