CERN
4 letters
Historical clue formulations
- Large Hadron Collider org. — 2022-10-21
- Lab where the Higgs boson particle was discovered — 2022-01-09
- Org. that operates the Large Hadron Collider — 2019-11-02
- Large Hadron Collider org. — 2017-06-04
- Lab housing the world's largest machine — 2016-07-29
- World's largest particle physics lab, in Switzerland — 2014-07-13
- World's largest particle physics lab — 2009-07-09
- Geneva research ctr. — 1997-03-28