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Thursday, October 23, 2008
The Terrafugia Transition
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Thursday, October 16, 2008
Solar Energy
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Solar energy is the light and radiant heat
from the sun that influences the Earth's climate and weather. Solar power is the rate of solar energy at a point of time. It is sometimes used as a synonym for solar energy. Since ancient times solar energy has been harnessed for human use through a rabge of technologies. Solar energy can provide electrical generation by heat engine.
Tuesday, October 7, 2008
computer virus
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A computer virus is a computer program that can copy itself and infect a computer without permission or knowledge of the user. The original virus may modify the copies, or the copies may modify themselves. A virus can only spread from one computer to another when its host is taken to the uninfected computer. Viruses aree sometimes confused with computer worms or Trojan horses.
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