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Did you know?

The average adult has about 21 square feet of skin.

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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

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Your heart beats over 36 million times a year.

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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and
Multiple crossovers can include more than two chromatids Multiple crossovers can include more than two chromatids
The crania, and especially the faces of KNM-ER 1813 and 1470, differ enough that some scientists inc The crania, and especially the faces of KNM-ER 1813 and 1470, differ enough that some scientists inc
Upper Paleolithic stone tools include blade-based tools as seen here being produced from a blade cor Upper Paleolithic stone tools include blade-based tools as seen here being produced from a blade cor
The most commonly used socket drive sizes include 1/4, 3/8, and 1/2 inch drives. The most commonly used socket drive sizes include 1/4, 3/8, and 1/2 inch drives.
Basic sliding effleurage using the thumb gets into the small spaces between the metatarsals of the ... Basic sliding effleurage using the thumb gets into the small spaces between the metatarsals of the ...
Video: Hydrogen bonds - role in the body

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