This year CERN (European Organization for Nuclear Research),one of the world's most respected centers for scientific research, turns 70. Based in Geneva, its primary focus is on exploring fundamental questions in physics, particularly particle physics. As such CERN is a key player in advancing our understanding of the universe through cutting-edge research in physics and technological innovation.Founded in 1954 it employs about 2500 people of all nationalities. | RFI English

Explore the CERN accelerator complex, filmed during the exceptional #CERNOpenDays visits. Each Sunday evening, we will release a new video. Watch the fourth episode, featuring the places where we collide particles in the LHC. Did you know that the beams inside the LHC are made to collide at four locations around the accelerator ring, corresponding to the positions of four particle detectors – ATLAS Experiment at CERN, CMS Experiment at CERN, ALICE experiment and LHCb Experiment at CERN? Find out

Explore the CERN accelerator complex, filmed during the exceptional #CERNOpenDays visits. Each Sunday evening, we will release a mini videos series. Watch the second episode, featuring the Proton Synchrotron Booster: four superimposed synchrotron rings receive protons from the linear accelerator, boost them and inject them into the Proton Synchrotron. 💫 | CERN