Laurent Chapon has been appointed director of the Advanced Photon Source (APS). Chapon will lead the Photon Sciences Directorate at the U.S. Department of Energy’s Argonne National Laboratory through a massive upgrade of the user facility.

Scientists develop groundbreaking theory for calculating what’s happening inside a proton travelling at the speed of light.

Progress in applied research at Argonne National Laboratory raises hopes that solid-state batteries will replace conventional lithium-ion batteries sooner rather than later.