• New Data Boosts Case for Higgs Boson Find

    Physicists said that, based on a review of new data, they are confident that they have discovered a Higgs boson, a long-sought particle crucial to explaining the universe.

    The Higgs boson is important because it is linked to a mechanism that confers mass to elementary particles—helping to explain the presence of stars, planets and all living things.

    In July, the European particle-physics laboratory CERN, which runs an...