Elusive subatomic particle may not exist after all

Scientists chasing a particle they believe may have played a vital role in creation of the universe indicated last week that they were coming to accept that it might not exist after all.

But they stressed that if the so-called Higgs boson turns out to have been a mirage, the way would be open for advances into territory dubbed “new physics” to try to answer one of the great mysteries of the cosmos.

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