The big dish at the Arecibo Observatory in Puerto Rico is on the verge of collapse, leaving officials with no choice but to retire the famous radio telescope. Astronomers around the world are now having to face a grim reality: that this dutiful dish—in service for the past 57 years—is no more.
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‘A Magically Surreal Symbol of Human Ingenuity’: Scientists Reflect on Arecibo’s Doomed Big Dish
