A new receiver for alien broadcasts.Astronomers scanning the heavens for radio signals of intelligent alien life have only a handful of telescopes for their vast search. Last month, the SETI SETI - Search for Extraterrestrial Intelligence SETI - Electrical Inspectorate Sarkiniementie (Finland Approval Agency) SETI - Space Exploration & Theology Institute SETI - Stock Exchange of Thailand Index SETI - Strategic Electronic Technology Information Institute in Mountain View, Calif., received a $12.5 million grant from former Microsoft executive Nathan P. Myrhvold and company cofounder Paul G. Allen to build the biggest telescope ever designed for such studies. The Allen Telescope Array will consist of several hundred small radio telescopes radio telescope: see radio astronomy. with a total collecting area of 10,000 square meters. To be built at Hat Creek Radio Observatory in California, the array should begin operating in 2005 and will also be used for more-traditional research in radio astronomy radio astronomy, study of celestial bodies by means of the electromagnetic radio frequency waves they emit and absorb naturally. Radio TelescopesRadio waves emanating from celestial bodies are received by specially constructed antennas, called radio telescopes, whose use corresponds to that of the optical telescope in observing visible light.. |
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