Alex Drlica-Wagner

The Dark Energy Survey book is out! “The Dark Energy Survey: The Story of a Cosmological Experiment” tells the story of the DES project from original conception, the design and construction of DECam, early science results, and cosmological measurements with the first year of DES data. The book includes chapters written for a non-specialist reader… More »

  Fermilab CPC scientist Javier Tiffenberg, along with collaborators Rouven Essig (Stony Brook University), Tomer Volansky (Tel Aviv University), and Tien-Tien Yu (University of Oregon) have been awarded the 2021 New Horizons in Physics Prize “For advances in the detection of sub-GeV dark matter especially in regards to the SENSEI experiment.” Congratulations Javier and the… More »

Scientists in the Dark Energy Survey released results that have been five years in the making. Researchers used the world’s most complete census of dwarf galaxies around our Milky Way galaxy to probe the nature of dark matter, an invisible form of matter that dominates the universe. These new measurements provide information about what dark matter… More »

Also announces discovery of eleven stellar streams, evidence of small galaxies being eaten by the Milky Way At a special session held during the American Astronomical Society meeting in Washington, D.C., scientists on the Dark Energy Survey (DES) announced today the public release of their first three years of data. This first major release of… More »

New dwarf galaxy candidates could mean our sky is more crowded than we thought Scientists on the Dark Energy Survey, using one of the world’s most powerful digital cameras, have discovered eight more faint celestial objects hovering near our Milky Way galaxy. Signs indicate that they, like the objects found by the same team earlier this year, are… More »