In Puerto Rico, the iconic Arecibo Observatory, a radio telescope nestled into a giant crater, had to close in 2020 after suspension cables holding up a critical 900-ton platform came crashing into the 305 m dish. Experts analyze the cumulative effects that led to the collapse of this awe-inspiring structure, which has been operational since 1963.
Cast Appearances

Ronan Summers
voices Himself (Narrator)Episode Discussion
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