Looking back 70 years: what did Council write to the CERN community for “CERN’s first Christmas”?

Gian Giudice is Head of CERN’s Theoretical Physics department

Submit your answers by 6 January and you could win an LHC Lego set, two Balexert cinema tickets or limited edition CERN70 merchandise

Rolf Heuer was CERN Director-General during an era when multiple open science initiatives were launched by the Organization

Ugo Amaldi helped create a European network of cancer therapy centres using beams of ions, in particular carbon ions

Fabiola Gianotti, CERN Director-General, was spokesperson of the ATLAS experiment at the Large Hadron Collider from 2009 to 2013 and responsible for announcing the discovery of the Higgs boson, alongside the CMS spokesperson

Jürgen Schukraft was the first spokesperson of the ALICE experiment at the Large Hadron Collider

CERN turned 70 on 29 September and hosted a special high-level ceremony on 1 October, here are the highlights

Lyn Evans was Project Leader for the Large Hadron Collider

Check out photo and video highlights from the 17 September event

Lucio Rossi led the group responsible for developing and launching the industrial production of the superconducting magnets for the LHC

What is happening? Should I avoid the Meyrin site? We answer these questions and more about the CERN70 official event