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LiveScience
LiveScience
Ben Turner

'The universe has thrown us a curveball': Largest-ever map of space reveals we might have gotten dark energy totally wrong

The Dark Energy Spectroscopic Instrument maps the night sky from the Nicholas U. Mayall 4-meter Telescope in Arizona.

Astronomers studying the largest-ever map of the cosmos have found hints that our best understanding of the universe is due a major rewrite.

The analysis, which looked at nearly 15 million galaxies and quasars spanning 11 billion years of cosmic time, found that dark energy — the presumed-to-be constant force driving the accelerating expansion of our universe — could be weakening.

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