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Satellites and space junk

Prof. Dr.M Hafiz Rafique Satellite are man-made bodies which revolve around the earth or any other planet. A natural satellite is called moon and our planet earth has only one moon.The first man-made satellite, the Sputnik I, was sent into space by Soviet Union in 1957. Artificial satellites are blasted …

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New Circuits That Can Control Light and Sound

A team of researchers has developed hybrid technologies that can control light and sound, allowing information to be stored, filtered, and manipulated with far greater efficiency. For once, slower is better in a new piece of technology. A Yale lab has developed a new, radio frequency processing device that allows …

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