Why the U.S. Is Betting It All on the Most Puzzling Particle in the Universe
Nearly 14 billion years ago, a universe appeared in an unthinkably high-energy blast. Particles started to materialize out of that energy, as did their antiparticles, which are kind of like evil twins, a mirror image with the opposite electric charge. Each and every particle had an antiparticle, scientists believe, and they would annihilate each other…