Scientists working at the world’s largest atom smasher have caught a bizarre subatomic particle in the act of changing from matter to antimatter. The discovery could help us understand how the ...

Scientists are on the trail of a mysterious five-particle structure that could challenge one of the biggest theories in physics: string theory. This rare particle—never seen before and predicted not ...

Why matter dominates over antimatter in our universe has long been a major cosmic mystery to physicists. A new finding by the world's largest particle collider has revealed a clue. When you purchase ...