Our understanding of physical reality — of everything and nothing — has changed forever. We don't yet know where we are heading, but nothing will ever be the same. As a scientist, I don't know what more I could ask for.
On July 4, two independent teams of more than 3,000 physicists apiece from more than 40 countries working at the largest particle accelerator on Earth at the European Center for Nuclear Research, or CERN, gathered to announce to the world the discovery of a new elementary particle.