There are 20 feet of blood vessels in each square inch of human skin.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.
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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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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.
Model organisms used to study the genetics of development
Aerial photo showing the placement of 24 study plots, each 50 m by 50 m, in the Chihuahuan Desert ne
Evolutionary ecologists live and do research in contemporary cultures that maintain all or some aspe
Leonardo da Vinci, Study of a Woman's Head or of the Angel of the Vergine delle Rocce.
Popular Methods of Conducting Social Science Research