All coverage
Muon's Escalating Challenge to the Standard Model
By Priscilla Cushman
Proof of new physics from the muon's magnetic moment? Maybe not, according to a new theoretical calculation
By Zoltán Fodor
Is the Standard Model of Physics Now Broken?
By Sabine Hossenfelder
How we found hints of new particles or forces of nature – and why it could change physics
By Mark Lancaster & Themis Bowcock