War II. Rehabilitation engineering in the United States had its roots following World War II in activities of the National Academy of Sciences (NAS) that were initiated by the U.S. Army and the Veterans Administration (VA).
Perhaps the single greatest contribution Linnaeus made to science was his method of naming species. This method, called binomial nomenclature, gives each species a unique, two-word Latin name consisting of the genus name and the species name. An example is Homo sapiens, the two-word Latin name for humans.
Scientific Names of Plants and Animals. Scientists through out the world use a common system for naming organisms, this system is known as the binomial nomenclature. In this system two words are used to name the organisms that represents its generic name and the other its specific epithet.