EP Vacancies: Opportunities in CERN’s Experimental Physics (EP) Department
A word from the EP Department Head - Spring 2026
Dear Colleagues,
It is my pleasure to share the first 2026 edition of the EP newsletter with you, in my new role as EP Department Head...
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Interviews & Features
ATLAS scales up AI for jet physics and reveals flavour-tagging scaling laws
A new ATLAS study shows that jet flavour tagging keeps improving as both training data and model size increase, offering rare evidence of scaling laws in particle-physics AI and opening the way to a new generation of large-scale analysis tools.
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PUMA - Antiprotons as a precision probe for the tail of nuclear density
The PUMA experiment will measure neutron-to-proton densities at the nuclear periphery using antiproton annihilation, providing new constraints on nuclear matter and its equation of state.
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From top quarks to Higgs bosons: LHCb’s expanding jet programme
Two recent papers show LHCb extending its jet physics programme beyond its traditional flavour-physics core.
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From particle flow to learned reconstruction at CMS
CMS introduces MLPF, a transformer-based particle-flow algorithm enabling full-event reconstruction with machine learning, now validated on Run-3 data.
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ROOT Users Workshop 2025
The ROOT Users Workshop 2025 brought together a global community in Valencia to exchange ideas, showcase developments and help shape the future of one of high-energy physics’ core software frameworks.
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Momentum Builds for the Future Circular Collider at the 9th FCC Physics Workshop in Munich
The 9th FCC Physics Workshop in Garching gathered hundreds of scientists, marking a shift from vision to concrete preparation for the Future Circular Collider.
Read MOREResults from the experiments
Doubly charmed baryon doublet completed with upgraded LHCb
With new Run-3 data, LHCb identifies the long-elusive counterpart to a known state, enabling detailed comparisons of masses, lifetimes and decay mechanisms in a unique QCD system.
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Moving antimatter beyond the lab
The BASE-STEP achievement paves the way for precision studies of antiprotons in dedicated low-noise laboratories and marks a major step forward for antimatter research.
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Probing flavour violations of the Standard Model with ATLAS
ATLAS probes flavour-changing neutral currents and lepton flavour violation at unprecedented precision, turning ultra-rare processes into powerful windows on physics beyond the Standard Model.
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First HGCAL absorber structure delivered to CERN for assembly
From Taxila to Cessy, a complex engineering structure at the heart of the CMS upgrade has completed its journey, bringing the High Granularity Calorimeter one step closer to reality.
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Probing lithium dynamics at buried interfaces with β-detected NMR at ISOLDE
ISOLDE using β-detected NMR to study lithium transport and buried interfaces in solid-state battery materials, opening a new materials-science application for VITO.
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NA62 sharpens the picture of one of nature’s rarest particle decays
One of nature’s rarest particle decays just came into sharper focus. With a major leap in precision, NA62 strengthens the Standard Model—and leaves even less room for new physics.
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Understanding the formation of fragile light nuclei with ALICE
ALICE has shown that deuterons in proton–proton collisions form mainly after the hottest phase, explaining how these fragile nuclei survive.
Read MORESpecial Features
Neutrino Oscillations and Beyond: A Conversation with Takaaki Kajita
A conversation with Takaaki Kajita on neutrinos, discovery and the unexpected paths of science.
Read MORERiccardo Barbieri: On naturalness, supersymmetry and the unfinished story of the Standard Model
In a conversation with EP News, Riccardo Barbieri looks back on more than five decades in theoretical particle physics, revisiting the birth of the Standard Model, the excitement of CERN’s “November Revolution,” the promise of supersymmetry and the renewed case for future colliders.
Read MOREChris Quigg: Grace in All Simplicity and the Unfinished Business of the Standard Model
A Conversation with Chris Quigg on the Higgs boson, unfinished questions, and the discipline of scientific honesty.
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