News Cosmology

The largest 3-D map of the universe reveals hints of dark energy’s secrets

Dark energy might evolve over time, results from a major cosmic survey suggest

Web-like structures are visible in a map of the universe.

The largest 3-D map of the universe (a thin slice shown, inset), made with data from the Dark Energy Spectroscopic Instrument, contains clues that suggest dark energy’s behavior changes over time.

Claire Lamman/DESI collaboration; custom colormap package by cmastro

By Emily Conover

A massive survey of the cosmos is revealing new details of one of the most mysterious facets of the universe, dark energy.