GENEVA – To cheers and standing ovations from scientists,  the world’s biggest atom smasher claimed the discovery of a new  subatomic particle Wednesday, calling it “consistent” with the  long-sought Higgs boson — popularly known as the “God particle” — that  helps explain what gives all matter in the universe size and shape. We have now found the missing cornerstone of particle physics,” Rolf  Heuer, director of the European Center for Nuclear Research (CERN), told  scientists… »