The largest map of the cosmos hints that dark energy is changing. It could prove Einstein wrong and upend a pillar of modern physics.

Tech Insider
hubble ultra deep field faint galaxies
Astronomers are mapping millions of galaxies in our universe to better understand dark energy.

NASA/ESA/H. Teplitz and M. Rafelski, A. Koekemoer, R. Windhorst, and Z. Levay

An astronomer explains why the universe looks black even though it contains 200 billion trillion stars

Tech Insider
image of space with cluster of galaxies and stars everywhere
James Webb Space Telescope's view of Pandora's Cluster.

NASA, ESA, CSA, Ivo Labbe (Swinburne), Rachel Bezanson (University of Pittsburgh)

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