Four cosmologists discuss the prospects for the concordance cosmological model — made up of 70% dark energy in the form of a cosmological constant Λ, 25% cold dark matter and 5% baryonic matter in the present day — in the light of multiple tensions between existing datasets.
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Eisenstein, D., Hill, C., Lahav, O. et al. The future of ΛCDM. Nat Astron 9, 1418–1422 (2025). https://doi.org/10.1038/s41550-025-02685-6
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DOI: https://doi.org/10.1038/s41550-025-02685-6
