Catching up to Electrons on the Move

The first of 37 cryomodules for LCLS-II is moved off of its truck after being shipped from Fermilab. All the cryomodules were delivered...

By detecting minute traces of original pigments in fossils, X-ray imaging at synchrotrons has given scientists the chemical evidence needed to discover the actual...

The ultrafast, ultrabright X-ray pulses of the Linac Coherent Light Source (LCLS) have enabled unprecedented views of a catalyst in action, an important step...

SSRL’s X-rays uncovered a 6th century translation of a book by the Greek-Roman doctor Galen, allowing the hidden text to be read for the...

Roberto Alonso Mori (right) and Dimosthenis Sokaras work on a spectrometer at SLAC's Stanford Synchrotron Radiation Lightsource.


A half-mile-long stretch of tunnel in Menlo Park, California is now colder than most of the universe.


This illustration shows snapshots of the light-triggered transition of the ring-shaped 1,3-cyclohexadiene (CHD) molecule (background) to its stretched-out 1,3,5-hexatriene (HT) form (foreground).
