Data and Analysis also in Demand by Joan Najita (NOIRLab) 14 April 2025 DESI’s 19 March 2025 press release, which reported the likelihood that dark energy is evolving, sparked excitement and engagement across the globe, from both the general public and the scientific community. Announced by Berkeley Lab and 23 collaborating DESI institutions that published […]

by Gillian Beltz-Mohrmann (Argonne National Laboratory) 19 March 2025 The first known blind experiment was conducted by the French Royal Commission on Animal Magnetism in 1784. In the experiment, the researchers literally blindfolded participants and asked them to identify objects that the experimenters had previously filled with “vital fluid,” which none of the participants were […]

On March 19, DESI released a set of papers providing the measurements and interpretation of Baryon Acoustic Oscillations (BAO) based on Data Release 2 (DR2) – the first three years of survey data. This page contains a guide to the publications and main results. The papers are available here and on arXiv. In addition to […]