March CERN Courier has a centre spread article on the Tracker with a cover picture.

CMS has made the first search in the two-photon and two-bottom-quark final state for a heavy particle with masses from one to four trillion electronvolts. In a first of its kind, CMS has carried out a search for a heavy particle, X, with masses…

CMS sees evidence of the Upsilon meson decaying into two tau leptons for the first time at a hadron collider Beyond our best current understanding of particle physics, encapsulated in the standard model, various theoretical models predict the…