Physicists working at the CERN particle physics lab said they detected a slight but significant difference in how particles ...

The first-known observations of matter–antimatter asymmetry in a decaying composite subatomic particle that belongs to the ...

In a first, CERN physicists succeeded in observing matter-antimatter imbalance in baryons, fundamental particles that make up ...

So physicists have been on the hunt for any sign of difference between matter and antimatter, known in the field as a ...