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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.
Did you know?
No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.