https://phys.org/news/2019-01-cern-vision-next-generation-particle-collider.html

It would sit next to the current 27-kilometer (17-mile) circumference Large Hadron Collider near Geneva, which is perhaps best known for helping confirm the subatomic Higgs boson in 2012.

Officials hope for a decision by CERN's 22 member states within the next few years about the project that would debut with an electron-positron collider at an estimated cost of 9 billion euros ($10.25 billion).

                                                            
                                    
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