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The Dark Energy Pushing our Universe Apart may not be what it seems, scientists say

The dark energy pushing our universe apart may not be what it seems, scientists say
This Dec. 14, 2023 image made available by NOIRLab shows meteors from the Geminid meteor shower streaking across the sky above the Nicholas U. Mayall Telescope at Kitt Peak National Observatory (KPNO), a Program of NSF’s NOIRLab, in Tucson, Ariz. Credit: NSF’s NOIRLab via AP

Distant, ancient galaxies are giving scientists more hints that a mysterious force called dark energy may not be what they thought.

Astronomers know that the universe is being pushed apart at an accelerating rate and they have puzzled for decades over what could possibly be speeding everything up. They theorize that a powerful, constant force is at play, one that fits nicely with the main mathematical model that describes how the universe behaves...

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