Astrophysics & Cosmology
Symmetry: The Rise of LIGO’s Space-Studying Super-Team
The era of multi-messenger astronomy promises rich rewards—and a steep learning curve.
Fermi Satellite Observes Billionth Gamma Ray with LAT Instrument
Sensitive gamma-ray “eye” on NASA’s Fermi space telescope continues to provide unprecedented views of violent phenomena in the cosmos.
Origin of Milky Way’s Hypothetical Dark Matter Signal May Not Be So Dark
An excess of gamma rays at the center of the Milky Way, previously discussed as a sign of dark matter, is likely caused by the superdense remains of ancient stars.
Scales of Time
Explore the fourth dimension, from processes that occur in billions of years down to tiny slivers of a second.
SLAC Celebrates Femtosecond Week
Join us for five days of ultrafast science from April 17 to 21.
Delving Into the 'Dark Universe' with the Large Synoptic Survey Telescope
Two astrophysicists and a theoretical physicist discuss how the Large Synoptic Survey Telescope will probe the nature of dark matter and dark energy by taking an unprecedentedly enormous scan of the sky.
Symmetry: Dark Matter Next Door? (Q&A)
Astrophysicists Eric Charles and Mattia Di Mauro discuss the surprising glow of our neighbor galaxy.
Physicist Suggests Looking for Dark Matter in Unusual Places
Most experiments searching for mysterious dark matter require massive colliders, but Stanford physicist and SLAC collaborator Peter Graham advocates a different, less costly approach.
Symmetry: In Search of a Parallel Universe
What are parallel universes, and why do we think they might exist?
Q&A: SLAC Cosmology Research Featured in Terrence Malick’s ‘Voyage of Time’
KIPAC’s Ralf Kaehler and Tom Abel contributed two scenes to the science documentary narrated by Brad Pitt and Cate Blanchett.