The LHC is currently shut down. Teams will now dismantle 1.2 kilometres of the accelerator to install the new HiLumi LHC equipment. This will be connected to the equipment installed in the new HiLumi ...

As of mid-2026, the accelerator complex and experimental facilities at CERN are undergoing major maintenance and upgrade work. This phase, known as “Long Shutdown 3” or “LS3”, is expected to last up ...

The Non-Collider Physics Roadmap aims to maximise scientific impact through a balanced assessment of physics opportunities, resources, feasibility, timelines, and community priorities, providing a ...

Launched in 2021 by Arts at CERN and the Swiss Arts Council Pro Helvetia, Connect has established itself as a key platform for artistic experimentation in connection with fundamental science. The ...

British experimental particle physicist Mark Thomson is CERN’s Director-General from 2026 to 2030. In the video interview below, he answers questions about where particle physics stands today, his ...

Layout of a printed circuit board made using KiCad. The cornerstone of open source philosophy is that the recipients of technology should have access to all of its building blocks, such as software ...

Update: did you enjoy our April Fool’s day story? While we won’t be racing karts through the tunnel, we are gearing up for major works to prepare for HiLumi LHC and its new technologies. The image is ...

According to the theory of supersymmetry, there is a mirror world of hypothetical particles that could help resolve several physics puzzles, such as the surprisingly small mass of the Higgs boson and ...

Today at 13h51, the engineer in charge of the LHC at the CERN Control Centre announced that stable beams had returned to the Large Hadron Collider (LHC), marking the start of the 2025 physics ...

The findings could help to explain the species’ fascinating flocking behaviour Now, new research has shed light on the reason for these extraordinary abilities. Scientists at CERN have found evidence ...

In 2023, CERN celebrated a year of achievements on its journey of scientific exploration. The inauguration of CERN Science Gateway, an emblematic education and outreach centre, reflected CERN’s ...

The new ALPHA Cesium Fountain Clock is a type of atomic clock currently used for the definition of the SI second (the International System of units). This device, built for ALPHA by the National ...