The horizontal fraction bar was introduced by the Arabs.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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Approximately 500,000 babies are born each year in the United States to teenage mothers.
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Disorders that may affect pharmacodynamics include genetic mutations, malnutrition, thyrotoxicosis, myasthenia gravis, Parkinson's disease, and certain forms of insulin-resistant diabetes mellitus.
Relationship between body size and seed size in Galapagos finch species
Primary pulse points of the body.
Human Body by Children
A normal chest X-ray.
How human body works to metabolize alcohol
Body plan of an aquatic snail and micrograph of a radula.