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Science 20 June 1997:
Vol. 276. no. 5320, p. 1785
DOI: 10.1126/science.276.5320.1785b
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News & Comment

RADIO ASTRONOMY:
Arecibo's More Sensitive Eye on the Sky

Charles Seife

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.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)