Story perspectives

New Study Challenges Dark Energy's Static Nature

10/30/2025

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Summary

Story summary

Dark energy may evolve over time, according to University of Chicago astrophysicists Josh Frieman and Anowar Shajib.
Their study, published in Physical Review D, uses data from the Dark Energy Survey (DES) and other experiments to show discrepancies with the standard non-evolving model.
Physicist Slava Turyshev proposes new methods to test dark energy theories in the solar system.
These findings could significantly alter our understanding of the universe's expansion.

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Story summary

Dark energy may evolve over time, according to University of Chicago astrophysicists Josh Frieman and Anowar Shajib.
Their study, published in Physical Review D, uses data from the Dark Energy Survey (DES) and other experiments to show discrepancies with the standard non-evolving model.
Physicist Slava Turyshev proposes new methods to test dark energy theories in the solar system.
These findings could significantly alter our understanding of the universe's expansion.