



The collaboration is searching for dark matter particles with masses smaller than ten times the mass of the proton.

LCLS is the world’s first hard X-ray free-electron laser, open to experiments by scientists from across the globe.

Downloadable PDF

Downloadable PDF

Symmetry is your view into the world of particle physics

The Fundamental Physics Directorate brings together scientists and technologies that support national priorities in particle physics, astrophysics and cosmology to explore the basic particles and forces that knit the cosmos together.

Scientists at SLAC observe chemical reactions in unprecedented detail and find ways to make them more efficient, with the goal of using chemistry to help solve the nation’s energy challenges.

SLAC's colloquium talks are aimed at a broad scientific and technical audience, but occasionally, those talks may be of more general interest.
