For the first time, physicists have spotted a difference in the way matter and antimatter baryons decay, which could help to ...

Perplexingly, the amount of CP violation predicted by the Standard Model is many orders of magnitude too small to account for ...

They act like particles that can collide and waves that simply intersect ... It works the same with light. But matter and ...

Antimatter — the mysterious substance that's the mirror opposite of matter in most ways — falls downward in gravity like everything else in the universe, a team of physicists reported ...

“In cosmological models, we think that there was the same amount of matter and antimatter at the beginning of the universe, and then it evolved into a matter-dominated universe. But how?