Congress just had its first hearings on UFOs in over 50 years. We revisit a 2021 episode where the New Yorker’s Gideon Lewis-Kraus explained why the US government started taking sightings seriously.

This episode was produced by Miles Bryan, edited by Matt Collette, fact-checked by Laura Bullard, engineered by Efim Shapiro and Cristian Ayala, and hosted by Sean Rameswaram.

Transcript at vox.com/todayexplained

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