Illustration
Perovskites’ unusual response to light could explain the high efficiency of these next-generation solar cell materials.

Illustration
Scientists use a series of magnets to transform an electron bunch into a narrow current spike which then produces a very intense attosecond X-ray...

Illustration
Researchers made the first microscopic movies of liquids getting vaporized by SLAC’s X-ray free-electron laser LCLS.

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A cross section of the LCLS-II accelerator showing where liquid and gaseous helium flow in and out of the system.



Animation
Now that the cavities have been cooled, the next step is to pump them with more than a megawatt of...
