Read article 'Tetraquarks back in the spotlight'
Tetraquarks back in the spotlight
A hidden-double-charm tetraquark observed recently by LHCb has reinvigorated the debate over whether tetraquarks are pairs of mesons or pairs of diquarks.
Read article 'Tetraquarks back in the spotlight'
Read article 'Common baryon source found in proton collisions'
Common baryon source found in proton collisions
The ALICE collaboration recently used p–p and p–Λ pairs to perform the first study of the particle-emitting source for baryons produced in pp collisions.
Read article 'LHCb hosts Guido Altarelli awards'
LHCb hosts Guido Altarelli awards
Pier Francesco Monni and Philip Ilten were recognised for their exceptional contributions to the theoretical and experimental aspects of deep inelastic scattering.
Read article 'LHC physics shines amid COVID-19 crisis'
LHC physics shines amid COVID-19 crisis
Originally scheduled to be held in Paris, the fully online conference brought together a particularly large and diverse group of participants.
Read article 'First sight of the running of the top-quark mass'
First sight of the running of the top-quark mass
CMS has probed the running of the mass of the top quark for the first time - an important test of the validity of QCD, and an indirect search for unknown physics.
Read article 'ALICE extends quenching studies to softer jets'
ALICE extends quenching studies to softer jets
Jet modification effects are predicted to be strongest in this kinematic region.
Read article 'Plasma polarised by spin-orbit effect'
Plasma polarised by spin-orbit effect
Though several mysteries remain, the ALICE collaboration has uncovered evidence that quark-gluon plasmas with extreme angular momenta become polarised.
Read article 'LHC and RHIC heavy ions dovetail in Wuhan'
LHC and RHIC heavy ions dovetail in Wuhan
Quark Matter 2019 heard about new probes of the quark-gluon plasma, including first observations of the exotic hadron X(3872) and top-antitop production.
Read article 'LHC at 10: the physics legacy'
LHC at 10: the physics legacy
The LHC’s physics programme has transformed our understanding of elementary particles, writes Michelangelo Mangano.
Read article 'More plasma quenching seen in wide jets'
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.
