Space & PhysicsDecember 1, 2015
Ambitious Project Probes Mysterious Cosmic Expansion
The Dark Energy Survey is examining distant galaxies to figure out why space is expanding at an ever faster pace
Stories by Joshua Frieman
Joshua Frieman is a theoretical and observational cosmologist and director of the Dark Energy Survey. He is a senior staff scientist at Fermi National Accelerator Laboratory in Batavia, Ill., and a professor of astronomy and astrophysics at the Kavli Institute for Cosmological Physics at the University of Chicago.