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The delicate balance of lepton flavours

New ATLAS measurement of lepton flavour universality, a key feature of the Standard Model, in decays of the W boson is more precise than all previous measurements combined

News
Physics
26 March, 2024
Physics
News
26 March, 2024
Physics
News

CERN70: Tracing particles

Madeleine Znoy was one of the people responsible for “scanning” the films from the bubble chambers for interesting events

Feature
At CERN
26 March, 2024
At CERN
Feature
26 March, 2024
CERN70

Computer Security: Day of the open firewall

With ongoing vulnerability scans of CERN’s internet presence, the Computer Security team’s plans to perform penetration testing against selected targets visible to the internet

News
Computing
25 March, 2024
Computing
News
25 March, 2024
Computing
News

Spring has arrived early, so have the ticks!

A guide to ticks, risks and prevention, to help you enjoy the great outdoors safely

Announcement
At CERN
25 March, 2024
At CERN
Announcement
25 March, 2024
At CERN
Announcement
At CERN
Official news
At CERN
Official news
25 March, 2024
At CERN
Official news

First observation of photons-to-taus in proton–proton collisions by CMS

Using the outstanding tracking capabilities of the CMS detector, the collaboration observed two photons producing two tau-leptons in proton–proton collisions

News
Physics
25 March, 2024

Upcoming events

Check out this curated list of upcoming events for the CERN community

Announcement
At CERN
25 March, 2024
At CERN
Announcement
25 March, 2024
At CERN
Announcement

Brazil becomes Associate Member State of CERN

Brazil has become the first Associate Member State of CERN in the Americas

News
At CERN
22 March, 2024