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NASA’s PUEO Turns Antarctica Into a Detector for the Extreme Universe
NASA’s balloon-borne PUEO mission has completed a 23-day Antarctic flight using the ice sheet as an enormous detector in the search for ultrahigh-energy neutrinos and cosmic-ray signals.
Key Takeaways
- PUEO launched from Antarctica on Dec. 20, 2025 and flew for 23 days.
- The mission uses Antarctic ice as a detection volume for radio signals from ultrahigh-energy neutrino interactions.
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DT Editorial Team··via science.nasa.gov