Higgs hiccup: Contradictory results show up at LHC
Separate measurements of the properties of the Higgs-like boson found at the LHC are showing two slightly different masses.
In 2023, the ALICE experiment was ready for their best year yet, until a mysterious signal threatened everything. As the LHC wraps up its 2025 lead-ion run, physicists recall how they worked together to solve the puzzle.