(Hear Nadia Drake interviewed live about the Arecibo telescope on Science Friday from Public Radio International, on Friday June 10 at 2 p.m. EST/11 a.m. PST.)
Tucked into a sinkhole in the Puerto Rican jungle, the world’s largest single-dish radio telescope scans the skies for signs of distant galaxies, elusive gravitational waves, and the murmurs of extraterrestrial civilizations nearly 24 hours a day.For more than a half-century, whether those waves traveled to Earth from the far reaches of our universe or much closer to home, the Arecibo Observatory has been there to catch them.
But the enormous telescope, with a dish that stretches 1,000 feet across, may not be around for much longer.
--more at Phenomina/nationalgeographic.com