Antimatter hydrogen has the same quantum quirk as normal hydrogen
Physicists detected a subtle effect in antihydrogen known as the Lamb shift
![ALPHA experiment machinery](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2020/02/021820_ec_antimatter-hydrogen_feat.jpg?fit=1028%2C579&ssl=1)
Scientists with the ALPHA experiment (shown) report that they’ve found a quantum effect called the Lamb shift in antimatter hydrogen atoms.
Maximilien Brice, Julien Ordan/CERN