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Physicists Trap Antimatter Positron for Months to Test Standard Model

A new method allows scientists to hold a positron for months, enabling precise measurements of its magnetic moment to test the Standard Model.

4 publishers · 4 articles · first seen 23 Oct 2026 · updated 11d ago

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The story so far

4 publishers have covered this in 4 articles since 23 Oct 2026. Nature published first, on 23 October at 00:00 UTC; Feature stories followed 41h 20m later. The most recent article, from Quartz, appeared on 26 October at 21:03 UTC.

Outlets reporting it: Nature (major outlet), Feed: All Latest (major outlet), Feature stories, Quartz.

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Sources

Every article we clustered into this story. Headlines link to the publisher.

  1. Scientists Trapped an Antimatter Particle for Months to Study Its Secrets Feed: All Latest ·
  2. Briefing Chat: How physicists successfully trapped the electron's antimatter equivalent Nature ·
  3. How antimatter went from Dirac's equation to PET scans and CERN traps Quartz
  4. 'One-positron cyclotron' could test a key prediction of the Standard Model Feature stories

In this story

  • CERN
  • Paul Dirac
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