Fermi National Accelerator Laboratory

Physics

Muon Wobble Mystery Deepens as Fermilab Hits Precision Goal

After six years of meticulous measurements, scientists at Fermilab have delivered their final word on one of physics' most puzzling mysteries: how much does a muon wobble in a magnetic field?

Jun 3, 2025

Physics

Muon g-2 doubles down with latest measurement, explores uncharted territory in search of new physics

Physicists now have a brand-new measurement of a property of the muon called the anomalous magnetic moment that improves the precision of their previous result…

Aug 11, 2023