From CERN https://twitter.com/CERN on Twitter: #DidYouKnow linear accelerators are at the very core of CERN's accelerator chain, as the main source for ion and proton beams? As a treat for the holidays, you can now build your very own linear particle accelerator model! Instructions: https://scoollab.web.cern.ch/linac3D https://twitter.com/CERN/status/1340207490403688448/photo/1 https://chirp.cooleysekula.net/attachment/69910