Read article 'More plasma quenching seen in wide jets'
The quark-gluon plasma has a characteristic angular scale below which high-momentum shower components are not resolved, but interact as a single partonic fragment.
Read article 'Opening gambit for LHCb in the Vcb puzzle'
The world average using inclusive b-hadron decays to a c hadron and a charged lepton differs from exclusive semileptonic B decays by three standard deviations.
Read article 'Crystal calorimeter hones Higgs mass'
This is the most precise measurement so far of a parameter with implications for the stability of the vacuum.
Read article 'Leading physicists back future circular collider'
The next major European project after the LHC should be a 100-km circumference circular collider, argue more than 50 senior particle physicists.
Read article 'Beauty baryons strike again'
The LHCb experiment has observed new beauty-baryon states, consistent with theoretical expectations for excited Ωb− baryons.
Read article 'Rekindled Atomki anomaly merits closer scrutiny'
A large discrepancy in nuclear decay rates has received new experimental support, generating headlines about the possible existence of a fifth force.
Read article 'Hypertriton lifetime puzzle nears resolution'
A new measurement by ALICE casts recent debates on this bound state of a proton, neutron and Λ in a new light.
Read article 'Debut for baryons in flavour puzzle'
LHCb has introduced Λb0 decays as a new probe of the flavour anomalies.
Read article 'Gaspar Barreira 1940–2019'
He leaves an legacy of vision, endurance and resilience.
Read article 'Giovanni Muratori 1924–2019'
A superb engineer who was respected, innovative and ingenious.
