News & CommentRadio Astronomy

Arecibo's More Sensitive Eye on the Sky

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Science  20 Jun 1997:
Vol. 276, Issue 5320, pp. 1785
DOI: 10.1126/science.276.5320.1785b

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In a ceremony on 14 June in Puerto Rico, technicians powered up the venerable Arecibo telescope--the world's most powerful radar and radio telescope--after a 5-year, $27 million upgrade that has increased its sensitivity and frequency range, and boosted its power.