A 2025 survey of 13.1 million galaxies suggests dark energy may have been stronger in the past and has been weakening.

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Universe

Who

DESI (Dark Energy Spectroscopic Instrument)

What

A 2025 survey of 13.1 million galaxies suggests dark energy may have been stronger in the past and has been weakening.

When

Fri, 17 Jul 2026 05:30:24 GMT · 1h 21m ago

Where

Universe ·

Why

The simplest model of dark energy treats it as a constant, but new survey data hints at a varying strength over cosmic time.

The Frontline Impact

How this affects you

This finding, if confirmed, could alter fundamental cosmological models regarding the expansion of the universe and the nature of dark energy.

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