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News Brief

A new study probing the structure and evolution of galaxy clusters shows good agreement with the predictions of standard cosmological models.

A cluster of bright galaxies on a black background.

Leading lab mission and vision

Find information on SLAC leaders, lab organization and mission.

Science and User Support Building to the left and Arrillaga Science Center building to the right from above the Main Quad at SLAC's campus.

Video

Risa Wechsler, astrophysicist explains: 85% of the matter in the universe is dark matter, a substance that interacts through gravity but doesn't emit light.

Then and now

SLAC began in 1962 with construction of a 2-mile-long electron accelerator that would take particle physics to new heights. Today we are known for...

News Feature

As the SLAC-Stanford institute celebrates its 20th anniversary, three Kavli Institute for Particle Astrophysics and Cosmology researchers share what they’re most excited for in...

Photography competition

The SLAC Photowalk took a group of photographers, both amateur and professional, behind the scenes to photograph SLAC's world-class science facilities, including the world's longest linear accelerator, the Linac Coherent Light Source (LCLS) and the Stanford Synchrotron Radiation Lightsource (SSRL).