What is dark matter or dark energy? Why don’t we see antimatter? These are questions that help us understand the origin of the universe.

CERN, the European Organization for Nuclear Research, is one of the world’s largest and most respected centers for scientific research. Its purpose is to find out what the universe is made of and how it works through physics and probing the fundamental structure of particles that make up everything around us. Using the world’s largest and most complex scientific instruments, the organization provides a unique range of particle accelerator facilities to researchers to advance society’s knowledge of the universe.