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CERN Highlights 2025

Look back at the main highlights of 2025 at CERN! Read more here:
First-ever collisions of oxygen at the LHC -  https://home.cern/news/news/accelerators/first-ever-collisions-oxygen-lhc
Shape-shifting collisions probe secrets of early Universe - https://home.cern/news/news/physics/shape-shifting-collisions-probe-secrets-early-universe
ALICE detects the conversion of lead into gold at the LHC - https://home.cern/news/news/physics/alice-detects-conversion-lead-gold-lhc
Elusive romance of top-quark pairs observed at the LHC - https://home.cern/news/press-release/physics/elusive-romance-top-quark-pairs-observed-lhc
ATLAS sets record limits on Higgs self-interaction using Run 3 data - https://atlas.cern/Updates/Briefing/Higgs-Self-Interaction-Run-3
Deciphering the heavyweights of the tetraquark world - https://home.cern/news/news/physics/deciphering-heavyweights-tetraquark-world
A new piece in the matter–antimatter puzzle - https://home.cern/news/press-release/physics/new-piece-matter-antimatter-puzzle
CERN hits one exabyte of stored experimental data from the LHC - https://home.cern/news/news/computing/cern-hits-one-exabyte-stored-experimental-data-lhc
LHC delivers a record number of particle collisions in 2025 - https://home.cern/news/news/accelerators/lhc-delivers-record-number-particle-collisions-2025
The LHC experiment collaborations at CERN receive Breakthrough Prize - https://home.cern/news/press-release/knowledge-sharing/lhc-experiment-collaborations-cern-receive-breakthrough-prize
LHC inducted into TIME’s Best Inventions Hall of Fame - https://home.cern/news/news/knowledge-sharing/lhc-inducted-times-best-inventions-hall-fame
A quantum leap for antimatter measurements - https://home.cern/news/news/physics/quantum-leap-antimatter-measurements
Symmetry between up and down quarks is more broken than expected - https://home.cern/news/news/physics/symmetry-between-and-down-quarks-more-broken-expected
CERN accelerates medical applications - https://home.web.cern.ch/news/news/accelerators/cern-accelerates-medical-applications
White Rabbit meets quantum entanglement - https://home.cern/news/news/computing/white-rabbit-meets-quantum-entanglement
CERN showcases projects with environmental applications - https://home.web.cern.ch/news/news/knowledge-sharing/cern-showcases-projects-environmental-applications
Lift off: CERN engineer travels to space - https://home.cern/news/news/engineering/lift-cern-engineer-travels-space
CERN welcomes Slovenia as its 25th Member State - https://home.cern/news/press-release/cern/cern-welcomes-slovenia-its-25th-member-state
Ireland to become an Associate Member State of CERN - https://home.cern/news/press-release/cern/ireland-become-associate-member-state-cern
Chile to become an Associate Member State of CERN - https://home.cern/news/press-release/cern/chile-become-associate-member-state-cern
This Earth Day, CERN underlines its commitments to energy management - https://home.cern/news/news/cern/earth-day-cern-underlines-its-commitments-energy-management
Celebrating Eight Years of the CERN Alumni Network - https://home.cern/news/news/cern/celebrating-eight-years-cern-alumni-network
Arts at CERN and the Nobel Prize Museum collaborate on the Collide residency - https://home.cern/news/news/cern/arts-cern-and-nobel-prize-museum-collaborate-collide-residency
CERN launches Generation Higgs, its new cultural season, with Cédric Klapisch on 25 September - https://home.cern/news/news/cern/cern-launches-generation-higgs-its-new-cultural-season-cedric-klapisch-25-september
Sparks! 2025 – Imagining Quantum City - https://home.cern/news/news/cern/sparks-2025-imagining-quantum-city
Stellar, meet the explorers of space and the Universe - https://home.cern/news/news/cern/stellar-meet-explorers-space-and-universe
The High-Luminosity LHC test stand is taking shape - https://home.cern/news/news/accelerators/high-luminosity-lhc-test-stand-taking-shape
A cryogenic winter for tomorrow’s accelerator - https://home.cern/news/news/accelerators/cryogenic-winter-tomorrows-accelerator
CERN releases report on the feasibility of a possible Future Circular Collider - https://home.cern/news/news/accelerators/cern-releases-report-feasibility-possible-future-circular-collider
European Strategy for Particle Physics: community input received - https://home.cern/news/press-release/cern/european-strategy-particle-physics-community-input-received