particle physics

From Reccom Magazine, April 13, 2021: After decades of speculation, a Fermilab experiment showing an unexplained discrepancy from the Standard Model was raised to a confidence level of 4.2 sigma.

From Forbes, April 7, 2021: Don Lincoln, senior scientist at Fermilab, explains that a new measurement announced by Fermilab last week goes a long way towards telling us if the venerable theory will need revising.