CMSExperiment's profile picture. One of the world's biggest #physics experiments, found on @CERN 's #LHC . We use #HighEnergyPhysics to study the #universe ✨

#Science papers: @cmspapers

CMS Experiment CERN

@CMSExperiment

One of the world's biggest #physics experiments, found on @CERN 's #LHC . We use #HighEnergyPhysics to study the #universe ✨ #Science papers: @cmspapers

Teaching machines to see the invisible: In a first-of-its-kind search at a particle collider, the CMS experiment uses physics-informed machine learning to look for partially visible sprays of particles (jets), containing leptons and dark matter 🌌 👉 cms.cern/news/using-phy…

CMSExperiment's tweet image. Teaching machines to see the invisible: In a first-of-its-kind search at a particle collider, the CMS experiment uses physics-informed machine learning to look for partially visible sprays of particles (jets), containing leptons and dark matter 🌌 
👉 cms.cern/news/using-phy…

The vacuum plate secures 13 types of HGCAL cooling plates for precise machining. The groove enables air evacuation, while the black line indicates the sealing gasket ensuring tightness. 🏆HGCAL Image of the Month 📸Florian Baudette

CMSExperiment's tweet image. The vacuum plate secures 13 types of HGCAL cooling plates for precise machining. The groove enables air evacuation, while the black line indicates the sealing gasket ensuring tightness.

🏆HGCAL Image of the Month
📸Florian Baudette

Clash of the Titans: CMS has measured the rate at which top quark pairs are produced in lead-lead collisions with unprecedented precision. 📍Read more: cms.cern/news/clash-tit…

CMSExperiment's tweet image. Clash of the Titans: CMS has measured the rate at which top quark pairs are produced in lead-lead collisions with unprecedented precision. 
📍Read more: cms.cern/news/clash-tit…

CMS Experiment CERN reposted

The @CMSExperiment analysed Higgs-boson decays to two photons, setting limits on anomalous couplings that would violate CP symmetry. cerncourier.com/a/cp-symmetry-…

CERNCourier's tweet image. The @CMSExperiment analysed Higgs-boson decays to two photons, setting limits on anomalous couplings that would violate CP symmetry.

cerncourier.com/a/cp-symmetry-…

Congrats to Congqiao Li, Christina Wenlu Wang, & Ho Fung Tsoi for rising above a pool of 19 nominees with their exceptional research and winning the 2024 CMS PhD Thesis Award! 🏆 🔗Find out more, including a video of the winners answering questions: cms.cern/news/cms-phd-t…

CMSExperiment's tweet image. Congrats to Congqiao Li, Christina Wenlu Wang, & Ho Fung Tsoi for rising above a pool of 19 nominees with their exceptional research and winning the 2024 CMS PhD Thesis Award! 🏆

🔗Find out more, including a video of the winners answering questions: cms.cern/news/cms-phd-t…

The CMS Collaboration is proud to announce the recipients of the 2024 Industry and Partner Awards, which recognise the vital contributions of our partners in advancing the experiment's capabilities 🏆 🗞️Find out more about it here: cms.cern/news/cms-indus…

CMSExperiment's tweet image. The CMS Collaboration is proud to announce the recipients of the 2024 Industry and Partner Awards, which recognise the vital contributions of our partners in advancing the experiment's capabilities 🏆
🗞️Find out more about it here: cms.cern/news/cms-indus…

Double the Higgs, double the mystery! 🕵️🕵️ By studying Higgs boson pairs, CMS scientists are charting new territory in the search for particles far heavier than the ones we know. 📍Read more: cms.cern/news/double-hi…

CMSExperiment's tweet image. Double the Higgs, double the mystery! 🕵️🕵️
By studying Higgs boson pairs, CMS scientists are charting new territory in the search for particles far heavier than the ones we know.
📍Read more: cms.cern/news/double-hi…

🤩We’re about to go LIVE from the CMS experimental site at CERN! Click here to join the tour and ask any questions you’d like our scientists to answer: 👉 youtube.com/live/7CL6qoN5s…

CMSExperiment's tweet image. 🤩We’re about to go LIVE from the CMS experimental site at CERN! Click here to join the tour and ask any questions you’d like our scientists to answer: 👉 youtube.com/live/7CL6qoN5s…

Celebrate European Researchers’ Night with us this Friday by taking part in our virtual visit, LIVE from the CMS experiment site at @CERN! And don't forget - your guides will be two CMS scientists who can answer any of your questions! 👉Register here: indico.cern.ch/event/1591982/…


CMS can now record all 40 million events per second – even those typically filtered out! 📸 The first physics result using data from this novel "triggerless" approach is out, showcasing the immense potential of this technology. 📍Read more: cms.cern/news/how-cms-r…


Our CMS physicists at @CERN are working on something big: the first prototype slice of HGCAL, the largest silicon-based detector ever built. This is a step in the plan of technical upgrade CMS will undergo starting in 2026. 🏆HGCAL Image of the Month 📸Andre David

CMSExperiment's tweet image. Our CMS physicists at @CERN are working on something big: the first prototype slice of HGCAL, the largest silicon-based detector ever built. This is a step in the plan of technical upgrade CMS will undergo starting in 2026. 

🏆HGCAL Image of the Month 
📸Andre David

CMS heavy-ion physicists participated last week in Initial Stages 2025 in Taipei and presented our latest oxygen–oxygen and neon–neon collision results. Thanks to all of our colleagues for their hard work and to the IS2025 organisers for hosting such a vibrant exchange of ideas.

CMSExperiment's tweet image. CMS heavy-ion physicists participated last week in Initial Stages 2025 in Taipei and presented our latest oxygen–oxygen and neon–neon collision results.

Thanks to all of our colleagues for their hard work and to the IS2025 organisers for hosting such a vibrant exchange of ideas.

A cosmic choreography at the tiniest scales! 🩰 CMS researchers study light-ion collisions, and provide robust evidence of how the shapes of the colliding nuclei guide the collective flow of particles 🌊 📍Read more: cms.cern/news/collectiv…

CMSExperiment's tweet image. A cosmic choreography at the tiniest scales! 🩰
CMS researchers study light-ion collisions, and provide robust evidence of how the shapes of the colliding nuclei guide the collective flow of particles 🌊

📍Read more: cms.cern/news/collectiv…

Neon lights up the LHC! CMS scientists study the first-ever neon-neon collisions, and comparing to oxygen-oxygen, xenon-xenon, and lead-lead, find interesting insights into quark-gluon plasma – the hottest state of matter🌡️ 📍Read more: cms.cern/news/lhcs-firs…

CMSExperiment's tweet image. Neon lights up the LHC! 
CMS scientists study the first-ever neon-neon collisions, and comparing to oxygen-oxygen, xenon-xenon, and lead-lead, find interesting insights into quark-gluon plasma – the hottest state of matter🌡️

📍Read more: cms.cern/news/lhcs-firs…

CMS scientists study the first-ever oxygen–oxygen collisions at the LHC and find the first signs in light-ion collisions of quark–gluon plasma – the state of matter that filled the universe just after the Big Bang 💥 Read more: cms.cern/news/lhcs-firs…

CMSExperiment's tweet image. CMS scientists study the first-ever oxygen–oxygen collisions at the LHC and find the first signs in light-ion collisions of quark–gluon plasma – the state of matter that filled the universe just after the Big Bang 💥

Read more: cms.cern/news/lhcs-firs…

CMS deepens our understanding of the early #universe by studying the first ever oxygen-oxygen and neon-neon collisions at the #LHC! youtu.be/mej7hy9KpK8 Read more here 👉 cms.cern/news/cms-initi… #cern #physics

CMSExperiment's tweet card. Are we closer than ever to understanding how Quark Gluon Plasma is...

youtube.com

YouTube

Are we closer than ever to understanding how Quark Gluon Plasma is...


✨Turning light into heavy force carriers: For the first time, CMS has observed two photons fusing to create a pair of W bosons! Read our full physics briefing for more: cms.cern/news/when-ligh… #physics #physicsnews #research #cern

CMSExperiment's tweet image. ✨Turning light into heavy force carriers: For the first time, CMS has observed two photons fusing to create a pair of W bosons! 

Read our full physics briefing for more: cms.cern/news/when-ligh…

#physics #physicsnews #research #cern

🤩 In a first-of-its-kind search at the LHC, CMS probed Higgs boson decays to new light particles that give charged hadrons and muons. The results: such decays, if they occur at all, are limited to less than 0.01% of all Higgs boson decays. Read more: cms.cern/news/hunting-e…


Meet Annabel, Walter and Amal — just a few of this year's CERN summer students working with the CMS experiment — and get an inside look at their incredible experience! 📽️Watch here: youtu.be/pSKtNaNbZ9w

CMSExperiment's tweet image. Meet Annabel, Walter and Amal — just a few of this year's CERN summer students working with the CMS experiment — and get an inside look at their incredible experience!

📽️Watch here: youtu.be/pSKtNaNbZ9w

CMS presents its most precise and comprehensive measurement of the Higgs boson yet! 📏 Read more about how combining different studies made this remarkable result possible: cms.cern/news/pieces-pr…

CMSExperiment's tweet image. CMS presents its most precise and comprehensive measurement of the Higgs boson yet! 📏

Read more about how combining different studies made this remarkable result possible: cms.cern/news/pieces-pr…

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