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Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

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There are more nerve cells in one human brain than there are stars in the Milky Way.

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There are 20 feet of blood vessels in each square inch of human skin.

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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

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