Read article 'Antimatter hits the road'
Antimatter hits the road
On 24 March 2026, the BASE collaboration sent 92 antiprotons on a test loop around CERN’s Meyrin site, achieving the first controlled and reversible transport of antimatter.
Read article 'Antimatter hits the road'
Read article 'Two channels for the top–antitop excess'
Two channels for the top–antitop excess
The CMS collaboration reported an excess of top-antitop pairs in a new decay channel, consistent with the formation of a fleeting quasi-bound state.
Read article 'Breakthrough honours g–2'
Breakthrough honours g–2
The 2026 Breakthrough Prize in Fundamental Physics recognised the multi-decade programme to measure, with ever-increasing precision, the muon’s anomalous magnetic moment.
Read article 'Final collisions for the RHIC'
Final collisions for the RHIC
On 6 February 2026, beams of oxygen ions circulated through the Relativistic Heavy Ion Collider at Brookhaven National Laboratory for the last time.
Read article 'The kaon stays on script'
The kaon stays on script
Fewer than one in 10 billion charged kaons decay to a pion and a neutrino-antineutrino pair. NA62 has now measured this rate with 40% smaller uncertainty than before.
Read article 'On the hunt for cosmic clocks'
On the hunt for cosmic clocks
A deep survey with the Green Bank Telescope has now delivered a stringent non-detection of the expected pulsar population in the galactic centre, along with an intriguing millisecond pulsar candidate.
Read article 'A sharper probe of a rare Bs decay'
A sharper probe of a rare Bs decay
The CMS collaboration has measured the branching fraction of a rare Bs decay as a function of the dimuon invariant mass squared.
Read article 'Jets boost nuclear coalescence'
Jets boost nuclear coalescence
The ALICE collaboration reported the first measurement of deuteron production in and out of jets in p–Pb collisions at a centre-of-mass energy per nucleon pair of 5.02 TeV.
Read article 'Two new CP tests for Higgs couplings'
Two new CP tests for Higgs couplings
The ATLAS collaboration reported the results of two new analyses that probe the CP properties of Higgs-boson interactions with electroweak gauge bosons.
Read article 'An upgraded take on CP violation'
An upgraded take on CP violation
The LHCb collaboration has announced its first Run 3 measurement of the CKM angle γ, a key parameter describing CP violation in the quark sector.
