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Story summary
- Physicists at the Large Hadron Collider near Geneva refined the W boson mass to 80,360.2 ± 9.9 MeV, aligning with the Standard Model.
- Duke University physicist Ashutosh Kotwal cautions that conclusions are premature because discrepancies remain between this result and previous CDF measurements.
- The findings were published in Nature on April 8, 2026.
