The National Science Foundation recently announced it plans to decommission the Arecibo Telescope in Puerto Rico. The world-renowned telescope has suffered substantial damage this year. Today, we revisit our conversation with planetary scientist Edgard Rivera-Valentín) about the unique role Arecibo has played in both scientific research and popular culture. (Encore episode.) Email the show at [email protected]).Learn more about sponsor message choices: podcastchoices.com/adchoices)NPR Privacy Policy)