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CERN @cern.bsky.social · 01/10/2026

Read more: home.cern/cern-entrepr...

CERN @cern.bsky.social · 01/10/2026

CERN entrepreneurship highlighted in global innovation report 🚀 The 2026 Global Innovation Index puts the spotlight on CERN Venture Connect (CVC), a programme that connects entrepreneurs with CERN technologies, experts, and partners to turn scientific innovation into real-world solutions.

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CERN @cern.bsky.social · 30/09/2026

The installation began on 14 September, and on 28 September the ninth petal was successfully inserted into one of the endcap structures, marking the launch of the full-scale integration phase. Read more: home.cern/science/long... #DEatCERN

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CERN @cern.bsky.social · 30/09/2026

First petals installed in the ATLAS Inner Tracker Strips Endcap 💫 A major milestone has been reached in the construction of the @atlasexperiment.bsky.social Inner Tracker (ITk), with the installation of the first nine ‘petals’ of the ITk Strips Endcap at DESY in Germany.

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CERN @cern.bsky.social · 29/09/2026

Happy birthday CERN! 🎉 #OnThisDay 72 years ago, CERN officially came into being, bringing together 12 founding Member States with a shared vision for science and international collaboration. Discover the story behind 72 years of science: home.cern/about/who-we...

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CERN @cern.bsky.social · 24/09/2026

Predicting the economic impact of the #HiLumiLHC 📈 The upgrade of the Large Hadron Collider is expected to return nearly twice its cost to society. Read more: home.cern/predicting-t... 📸 Cédric Favero/CERN 2025 Photowalk

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CERN @cern.bsky.social · 23/09/2026

Preparing the road to #HiLumiLHC 💫 The @cmsexperiment.bsky.social is installing the new electronic system for the Drift Tube (DT) chambers, after multiple years of designing and building them. Find out more: home.cern/science/long...

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CERN @cern.bsky.social · 22/09/2026

Some existing magnets will be reused, but new magnets are required to meet the upgraded beam-energy requirements. The photos show an 8.5-tonne dipole being prepared and transported on electrically powered rollers through a very narrow passage. Find out more: home.cern/science/long...

home.cern

Long Shutdown 3 – Home | CERN

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CERN @cern.bsky.social · 22/09/2026

CERN’s Isotope Separator On-Line facility (ISOLDE) is undergoing a transformation, to consolidate and upgrade the transfer line connecting it to the Proton Synchrotron Booster. The transfer line is being reconfigured to deliver 2 GeV proton beams to ISOLDE.

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CERN @cern.bsky.social · 18/09/2026

Strong evidence for quantum entanglement between Z bosons found by ATLAS and CMS💫 The mind-bending phenomenon is now becoming evident in a new particle. Find out more: home.cern/strong-evide...

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CERN @cern.bsky.social · 17/09/2026

The disconnection of the LHC has begun 🧲 Work has begun to disconnect the focusing magnets on either side of the @atlasexperiment.bsky.social and @cmsexperiment.bsky.social, a key step on the road to the #HiLumiLHC. Read more about it: home.cern/the-disconne...

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CERN @cern.bsky.social · 17/09/2026

Welcome to the September/October edition of CERN Courier 💫 This issue reports on the projected socioeconomic returns of the #HiLumiLHC, on a first-principles computation of the strong coupling, and much more. Read more: cerncourier.com

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CERN @cern.bsky.social · 17/09/2026

CERN launches its new public events season 💫 At a time when CERN is preparing for the #HiLumiLHC, the new public events season named Faisceaux d’avenir (Beams of Tomorrow), looks to the future of science and explores its connections with society. 🔗 voisins.cern/en/faisceaux-davenir/

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Reposted by CERN

Science in School @scienceinschool.bsky.social · 07/09/2026

Science in School's September edition is out! 📖🤩 Can language bias AI? Why do we need scientific models? How can we discover Earth-like exoplanets? Can Artemia teach us about life on Mars? Find answers to these questions and more in our new Issue 79: scienceinschool.org/issue/issue-... #EduSky

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CERN @cern.bsky.social · 07/09/2026

A decade of hunting dark matter 💫 The NA64 experiment #AtCERN has searched for dark matter since 2016 by looking for energy that goes missing when particles strike its detector. Find out more: home.cern/na64-a-decad...

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CERN @cern.bsky.social · 02/09/2026

Exceptional transport operations to make way for #HiLumiLHC 💫 The first two massive components of the Large Hadron Collider (#LHC) have been removed from the accelerator tunnel following a complex handling operation. Find out more: home.cern/exceptional-...

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CERN @cern.bsky.social · 31/08/2026

All CERN accelerators now are on the road to #HiLumiLHC 💫 The accelerator complex and Antimatter Factory delivered their last beams, marking the end of the #LHCRun3 and the start of major upgrade work to prepare for the #HiLumiLHC era. Find out more: home.cern/all-cern-acc...

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CERN @cern.bsky.social · 31/08/2026

Only a few milestones remain before Layer-0 can leave Earth. Find out more: home.cern/final-tests-for-the-ams-upgrade-before-spaceflight/

home.cern

Final tests for the AMS upgrade before spaceflight – Home | CERN

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CERN @cern.bsky.social · 31/08/2026

The tracker is scheduled to fly to the Space Station in 2027 aboard a SpaceX Cargo Dragon, where it will be installed on top of AMS using the ISS’s robotic arm. A series of spacewalks (EVAs) will be required to complete its mechanical and electrical connection to AMS.

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CERN @cern.bsky.social · 31/08/2026

From 28 June to 27 July, Layer-0 was hung from a robotic arm in CERN’s North Area undergoing final tests before spaceflight. Layer-0 measures the charge sign and momentum of charged particles and has been developed by the AMS collaboration #AtCERN as part of the upgrade of the AMS detector.

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CERN @cern.bsky.social · 31/08/2026

The Alpha Magnetic Spectrometer (AMS) is a particle-physics detector attached to the outside of the ISS, searching for Dark Matter, #antimatter and missing matter. Here we see “Layer-0”, a new layer of silicon sensors which will be mounted on top of the AMS while it orbits Earth on the ISS.

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CERN @cern.bsky.social · 28/08/2026

There, the shielding will undergo robotic machining as part of the preparations for the High-Luminosity LHC (#HiLumiLHC) and it will be modified to make space for additional services before returning to ATLAS in April 2027. Find out more: home.cern/77-tonnes-of...

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CERN @cern.bsky.social · 28/08/2026

77 tonnes on the move 🚚 On 22 July, the 77-tonne JFSU-C, a shielding component used in the @atlasexperiment.bsky.social , was transported from the ATLAS cavern to Building 191 – the technical workshop and integration facility used for assembling and testing large components of the experiment.

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CERN @cern.bsky.social · 27/08/2026

At the International Conference on High Energy Physics 2026, @atlasexperiment.bsky.social and@cmsexperiment.bsky.social presented new constraints on the double-Higgs production rate, providing new insight into how the Higgs boson interacts with itself. Find out more more: home.cern/atlas-and-cm...

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CERN @cern.bsky.social · 27/08/2026

ATLAS and CMS narrow in on twin Higgs production 🔎 Finding one #HiggsBoson was hard enough, but physicists at the Large Hadron Collider (#LHC) are hunting for something even more elusive: pairs of Higgs bosons.

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CERN @cern.bsky.social · 26/08/2026

📸 © Insititut Paul Scherrer / Markus Fischer

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CERN @cern.bsky.social · 26/08/2026

An experiment at the Paul Scherrer Institute in Switzerland used novel technologies to demonstrate the feasibility of the positron-source concept for the proposed Future Circular Collider at CERN. #FutureCollider Find out more: home.cern/positrons-pass-test-for-the-future-circular-collider/

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CERN @cern.bsky.social · 19/08/2026

n_TOF experiment sheds light on ancient stardust ✨ The first experimental determination of the neutron capture of niobium-94 by n_TOF researchers marks a milestone in efforts to understand the composition of ancient stardust. Read more: home.cern/n_tof-experi...

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CERN @cern.bsky.social · 11/08/2026

Training the world’s future quantum experts 💪 From 10 to 12 July 2026, CERN and the Open Quantum Institute (OQI) hosted the second edition of the Quantum Materials Hackathon, which brought together 34 students of over 30 nationalities. Find out more: home.cern/training-the...

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CERN @cern.bsky.social · 05/08/2026

With the LHC at room temperature, technicians and engineers will be able to work on the accelerator as it is transformed into the #HiLumiLHC during LS3, a phase of major maintenance and upgrade work.

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CERN @cern.bsky.social · 05/08/2026

For only the third time since it began operating in 2008, the Large Hadron Collider (#LHC) is slowly being returned to room temperature after being kept at close to -271°C, just above absolute zero. Read more more: home.cern/science/long...

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CERN @cern.bsky.social · 04/08/2026

The current tracker needs replacing to prepare the detector for the higher collision rates expected at the High-Luminosity LHC (#HiLumiLHC). Find out more about the road to #HiLumiLHC: home.cern/science/long... #FranceAtCERN @cnrs-in2p3.bsky.social p3.bsky.social @iphc-strasbourg.bsky.social

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CERN @cern.bsky.social · 04/08/2026

CNRS delivers a major component of the future CMS detector at CERN 💫 Last month, the first major mechanical structure of the future tracker of the @cmsexperiment.bsky.social has arrived #AtCERN.

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CERN @cern.bsky.social · 24/07/2026

Find out more: home.cern/oxygen-collisions-at-the-lhc-show-new-indications-of-extreme-state-of-matter/ @atlasexperiment.bsky.social, @cmsexperiment.bsky.social, ALICE experiment, @lhcb.bsky.social

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CERN @cern.bsky.social · 24/07/2026

Oxygen collisions at the LHC show new indications of extreme state of matter 🌟 All four main #LHC experiments have found new signs that oxygen and neon collisions may create the extreme state of matter that existed during the first microseconds after the #BigBang

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CERN @cern.bsky.social · 23/07/2026

📸 Credits: 1. Cover by Philippe Dinault 2. Julien Marius Ordan 3. & 4. CERN 5. X-ray, NASA/CXC/CfA/Á Bogdán; infrared, NASA/ESA/CSA/STScI; processing, NASA/CXC/SAO/P Edmonds and L Frattare 6. Max Badulin

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CERN @cern.bsky.social · 23/07/2026

Welcome to the July/August edition of CERN Courier 💫 This issue reports on a ten-year search for a dark sector through missing energy, the open-source framework that unified beam simulation #AtCERN, two decades in which particle physics went global, and much more. Read more: cerncourier.com

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CERN @cern.bsky.social · 21/07/2026

Reading the layers beneath Lake Geneva 💧 Understanding what lies beneath the surface is essential to assessing any major underground infrastructure project. Find out more about the geological investigations for the FCC studies: voisins.cern/fr/node/2973 #FutureCollider

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CERN @cern.bsky.social · 21/07/2026

#HiLumiLHC: new magnets reach full power 💫 The new generation of quadrupole magnets at the IT String test facility has reached its nominal current, validating key technologies for the #HiLumiLHC. Find out more: home.cern/hilumi-lhc-n...

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CERN @cern.bsky.social · 20/07/2026

The puzzle of neutrinos, seventy years on Theorised in 1930 and discovered in 1956, the elusive neutrino still keeps many of its secrets, inspiring research efforts at CERN and around the world. Find out more: home.cern/the-puzzle-o... #Neutrino70 #Neutrino #ParticlePhysics #Science

Wolfgang Pauli in 1955, with an image of the telegram he received the following year informing him of the discovery of the neutrino. (Image: Wolfgang Pauli Archive/CERN)

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CERN @cern.bsky.social · 17/07/2026

CMS explores subtle matter–antimatter difference using beauty mesons⚛️ The CMS experiment uses its largest sample of beauty mesons to date to perform a high-precision test of subtle differences between matter and #Antimatter Find out more: home.cern/cms-explores...

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CERN @cern.bsky.social · 02/07/2026

One million visitors and counting 🥳 On 1 July, #CERNScienceGateway reached a new milestone as it welcomed its one millionth visitor. Find out more: home.cern/le-portail-d...

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CERN @cern.bsky.social · 30/06/2026

#FunFact: After 12 years in operation, a record amount of data and thousands of scientific results, the LHC is taking a break. Watch the complete livestream to find out more about it: www.youtube.com/watch?v=oVwz...

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CERN @cern.bsky.social · 30/06/2026

The most technologically complex machine… Hear from Oliver Brüning, CERN’s Director for Accelerators and Technology, about the engineering challenges behind the Large Hadron Collider #LHC.

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CERN @cern.bsky.social · 29/06/2026

So long #LHC and thank you for all the collisions 👋 Today, the Large Hadron Collider (LHC), the world’s most powerful particle accelerator, comes to the end of an extraordinary chapter in its scientific journey. Find out more: home.cern/cern-bids-fa...

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CERN @cern.bsky.social · 26/06/2026

AMS releases new cosmic-ray measurements 🌌 The new data from the precision particle-physics detector on the International Space Station provides fresh insights into the nature of cosmic rays. Find out more: home.cern/ams-releases...

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CERN @cern.bsky.social · 24/06/2026

CLOUD experiment #AtCERN uncovers a major new source of marine aerosol particles 🌊 Find out more: home.cern/cloud-experiment-uncovers-a-major-new-source-of-marine-aerosol-particles/

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CERN @cern.bsky.social · 23/06/2026

CERN’s socio-economic contributions as a global research hub 🌍 The new study “Assessment of the socio-economic benefits of CERN activities” highlights the scientific, technological, economic and societal benefits generated by CERN over the past 25 years. Find out more: home.cern/new-study-hi...

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CERN @cern.bsky.social · 23/06/2026

New study highlights #CERN’s socio-economic contributions as a global research hub 🌍 📸 CERN, Bioimaging and Axiom Space Find out more: home.cern/new-study-highlights-cerns-socio-economic-contributions-as-a-global-research-hub/

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