Since 2003, a LHC dipole magnet turned into a telescope has been following the Sun's movements from behind a concrete wall. This is the CAST experiment - hunting for hypothetical "axion" particles that could be produced in the centre of our star ☀️ Find out more about this experiment: https://home.cern/science/experiments/cast | CERN

28K views · 1.2K reactions | Relive the physics and experiment highlights of the year #2020inreview | CERN | Facebook

Check out our #360video tour of CERN which takes you deep inside the Large Hadron Collider – the world’s greatest physics experiment. | BBC News

6.6K views · 697 reactions | From #computing to #CERNImpact and more, relive the most exciting moments of #2021 at #CERN. #2021inReview | CERN | Facebook

In the underground experimental caverns of the #LHC, teams have been busy with #LS2 upgrades. Let’s look at the #2021 milestones. #2021inReview | CERN

In #2021, results from CERN’s diverse experimental programme impressed us again. Which #physics result surprised you the most this year? #2021inReview | CERN

It's one of the biggest machines in the world. But CERN scientists want an even bigger particle accelerator 💥 Check out BBC CrowdScience for more: https://bbc.in/2XoRJaS | BBC World Service