Antiprotons show no hint of unexpected matter-antimatter differences
Protons and their antimatter counterparts mirror one another in a new ultra-precise measurement
![image of an electromagnetic device](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2022/01/010422_ec_antiproton_feat.jpg?fit=1030%2C580&ssl=1)
The BASE experiment at the European particle physics laboratory CERN uses an electromagnetic device (shown) to trap antiprotons and electrically charged hydrogen atoms.
CERN