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nol' ij, n. (1) familiarity, understanding, or information gained by study or experience; (2) the body of truths or facts accumulated in the course of time

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As of December 19, 2014 there are 2,995 pages of information on this site.
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William Harvey
William Harvey
proved that the heart, by repeated contractions, produces a continuous stream of blood throughout the body which continually returns to its source (the heart). He also showed that the valves in the veins always direct blood back to the heart.
Mandarin Duck (Aix galericulata)
Mandarin Duck (Aix galericulata)
One of the most colorful of all ducks, the male Mandarin duck has a red bill, large large white crescent above eye, reddish face and "whiskers," purple breast with two vertical white bars, and orange flanks. Mandarin ducks symbolize wedded bliss and fidelity in traditional Chinese culture.
The History of the Pencil
The History of the Pencil
The first pencils using a stick of graphite enclosed in a wood case were being mass-produced in Nuremberg by 1662. In 1795, Nicholas Jacques Conté received a patent for a process of mixing powdered graphite and clay, forming the mixture into sticks, and then hardening them in a furnace that is still in use today.
Iguanodon
Iguanodon
was an herbivorous dinosaur that thrived across Europe, North Africa, Asia, and North America during the Cretaceous Period. One of the first dinosaurs to be described, it became the second to be named in 1825.
Abel Tasman
Abel Janszoon Tasman
was the first known European explorer to reach Tasmania and New Zealand and to sight Fiji. He also charted the north coast of Australia, as well as many South Pacific islands.
Republic of Ghana
Republic of Ghana
Area 92,100 sq mi. Population 25,758,108. Capital Accra. Form of Government constitutional monarchy. Independence from the United Kingdom Achieved March 6, 1957.

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