SLAC topics
Dark energy
Scientists study the force that drives that acceleration, dubbed “dark energy,” with deep astronomical surveys that look at how the distribution of galaxies has changed over billions of years.
Related links:
Physics of the universe
Astrophysics and cosmology
The Dark Energy Survey has imaged roughly 5,000 square degrees of southern sky. The survey has mapped hundreds of millions of galaxies to help researchers understand the accelerating expansion of our universe.
(Reidar Hahn/Fermilab)
