Physicists offer a solution to the puzzle of the origin of matter in the universe
Wednesday, February 25, 2015 - 09:00
in Physics & Chemistry
Most of the laws of nature treat particles and antiparticles equally, but stars and planets are made of particles, or matter, and not antiparticles, or antimatter. That asymmetry, which favors matter to a very small degree, has puzzled scientists for many years.