Category: Article

  • Nobody knows what new physics will look like

    Nobody knows what new physics will look like

    For decades, we’ve searched for new physics signatures predicted by theorists. But what if we searched for events that simply look strange?

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  • Chasing dark matter with mysterious electron pairs

    Chasing dark matter with mysterious electron pairs

    The CMS experiment performs the first collider search for “inelastic dark matter” in the case where dark-matter particles travel a measurable distance before decaying into a pair of low-momentum electrons.

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  • When rare decays enter the precision era

    When rare decays enter the precision era

    One of the unique features of the weak interaction is its ability to transform one quark flavor into another.

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  • A new chapter for the CMS Drift Tubes

    A new chapter for the CMS Drift Tubes

    After years of effort to imagine, design, develop, build, and coordinate, a new chapter for the CMS Drift Tubes has finally begun!

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  • CMS Welcomes New Deputy Spokesperson for 2026-2028

    CMS Welcomes New Deputy Spokesperson for 2026-2028

    Tae-Jeong Kim has joined Florencia Canelli as Deputy Spokesperson, working with Anadi Canepa as Spokesperon for the CMS Collaboration for 2026-2028. Now with over 6000 people, CMS remains one of the world’s largest scientific collaborations.

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  • A needle in the pileup: CMS revives diffractive physics with tagged protons

    A needle in the pileup: CMS revives diffractive physics with tagged protons

    For the first time at the LHC, W and Z bosons and TeV-scale jets are seen alongside a proton that survived the collision intact, reopening a chapter of forward physics that high pileup had closed.

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  • The W boson’s simplest decay into hadrons

    The W boson’s simplest decay into hadrons

    The CMS experiment utilises proton–proton collision data collected between 2016 and 2026 to search for rare decays of the W boson into three charged hadrons.

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  • How to catch subatomic particles wakeboarding in the universe’s most perfect liquid

    How to catch subatomic particles wakeboarding in the universe’s most perfect liquid

    The hottest, densest, and most perfect fluid in the universe has a behaviour surprisingly similar to water rippling around a speedboat.

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  • Four gets you more: understanding the strong force with four-way energy correlations

    Four gets you more: understanding the strong force with four-way energy correlations

    The strong nuclear force is the most mysterious of the four fundamental forces of nature.

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  • CMS at the 2026 Colour Run, Cessy

    CMS at the 2026 Colour Run, Cessy

    On Sunday, May 31, CMS participated in the 5th edition of the Color Run in Cessy, France.

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