CMS Experiment

CMS delivers the best-precision measurement of the W boson mass at the LHC

In an extraordinary feat of precision physics, CMS measures the mass of the W boson, and finds it to be in good agreement with the prediction by the Standard Model of particle physics.

Read more about CMS delivers the best-precision measurement of the W boson mass at the LHC

Hidden signals of new physics in events with a high energy lepton pair

Read more about Hidden signals of new physics in events with a high energy lepton pair

Artificial neural networks in search for excited tops

Read more about Artificial neural networks in search for excited tops

CMS Welcomes New Management for 2024-2026

The CMS collaboration welcomes its tenth management team: the new spokesperson, Gautier Hamel de Monchenault, and the two deputies, Hafeez Hoorani and Anadi Canepa. They will be representing CMS over the next two years (2024-2026).