New data from the STAR experiment at the Relativistic Heavy Ion Collider (RHIC) add detail – and complexity – to an intriguing puzzle that scientists have been seeking to solve: how the building blocks that make up a proton contribute to its spin. https://newscenter.lbl.gov/2019/03/14/sea-quark-surprise-reveals-deeper-complexity-in-proton-spin-puzzle/
January 2019 – July 2022
