Though other explanations can’t be ruled out, CMS finds the toponium hypothesis to be sufficient to explain the observed ...

The International Year of Quantum inaugural event was organised at UNESCO Headquarters in Paris in February 2025.

With a new measurement imminent, the Courier explores the experimental results and theoretical calculations used to predict ‘muon g-2’ – one of particle physics’ most precisely known quantities and ...

Quantum Drama, by Jim Baggott and John L Heilbron, Oxford University Press One hundred years of insights Jim Baggott and John Heilbron don’t neglect later quantum pioneers like John Bell (pictured).

A report from the LHCb experiment.

A report from the CMS experiment. Fig. 1. The per-jet angular distributions for the soft-drop and late-k T angles in b-jets (left) and c-jets (right). The blue histograms represent the distributions ...

Vivian Poulin asks if the tension between a direct measurement of the Hubble constant and constraints from the early universe could be resolved by new physics. On large scales the dominant motion of ...