Photograph
LCLS Undulator Hall with both soft X-ray undulators, left, and hard X-ray undulators, right.
Illustration
This image shows the SARS-CoV-2 virus's main protease, Mpro, and two strands of a human protein, called NEMO.
Illustration
A cross section of the LCLS-II accelerator showing where liquid and gaseous helium flow in and out of the system.