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Abel Méndez Talks About the Arecibo Telescope—S2 Bonus Interview

March 17, 2026·32 min·2 clips

Abel Méndez describes calling Arecibo at age 12 from a school payphone — because his rural family had no telephone — to make a reservation to visit the telescope that would define his career.

At the end of 2020, Arecibo collapses. The host introduces it as a giant Puerto Rico telescope many listeners may know from Contact or Goldeneye, but the interview quickly moves past the movie image. Mendez describes a real working observatory that watched roughly 100 asteroids a year, including some that might eventually carry risk. Losing that capacity matters because more warning time means more options. He does not turn that into disaster theater, though. Big objects are easier to spot, and anything large enough to damage a city or the planet would likely be found by other instruments long before impact. The dinosaurs get a dry aside, because space danger apparently still needs a punchline. From there, the conversation turns to the Arecibo message, the famous 1974 signal sent toward a group of stars. Mendez names Frank Drake and Carl Sagan, then strips away some of the myth. The message was part of a ceremony for a radar upgrade, more a public proof of capability than a carefully aimed note to neighbors. There were no known exoplanets then. The star group was chosen because it could be seen during the daytime ceremony, not because anyone knew it was the perfect target. Still, the signal is traveling. That gives the interview its scale: a local instrument, a public ritual, and a message heading toward stars about 26,000 light years away. The host keeps the stakes clear without overselling them. Arecibo can be infrastructure, asteroid tool, and a symbol of extraterrestrial curiosity all at once. Near the end, Mendez brings the story back to his own life, describing the confidence and empowerment astronomy gave him and why Arecibo still matters to his career.

As heard by us

A fallen telescope and the work it left behind.

Abel Mendez treats Arecibo as more than a famous telescope. He gives it the weight of a working instrument that mattered in astronomy, even after its collapse in 2020.

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Why you'd press play

You want the story behind Arecibo's collapse and the message it launched into space.

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