News Particle Physics How ghostly neutrinos could explain the universe’s matter mystery Matter’s dominance over antimatter may revolve around lightweight subatomic particles Ghostly particles called neutrinos are so ethereal that they can pass through the entire Earth (illustrated). Scientists are studying these particles to learn about why the universe has more matter than antimatter. Marcie LaCerte Share this:EmailFacebookTwitterPinterestPocketRedditPrint By Emily Conover, Helen Thompson and Marcie LaCerte September 22, 2022 at 10:00 am The answer to one of the greatest mysteries of the universe may come down to one of the smallest, and spookiest, particles.