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Planetary Radio Episodes
Since 2002, Planetary Radio has visited with a scientist, engineer, project manager, advocate, or writer who provides a unique perspective on the quest for knowledge about our Solar System and beyond. The full show archive is available for free.
Observatory Director Francisco Córdova on the Devastating Loss of Arecibo
Host Mat Kaplan talked with the Arecibo Observatory director just hours before the giant radio telescope came crashing down.