Science ❯ Astronomy

Universe

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Mathematicians Show Friedmann Model Is Unstable at the Big Bang

Their peer‑reviewed proof demonstrates that instabilities in Einstein’s equations can produce temporary cosmic acceleration without a cosmological constant.

JWST Survey Delivers Most Detailed Map of the Cosmic Web to Date

Peer-Reviewed Model Quantifies How Voids and Clusters Bias Cosmology

New Gravity-Only Models Propose Mirror Sector and Cosmic Horizon Origins for Dark Matter

Axion-Based Dark Energy Model Foresees Big Crunch in 33 Billion Years