- RESEARCH HIGHLIGHT
- 29 October 2026
The theoretical objects would have left a larger imprint on cosmic radiation if they were a source of the invisible force pulling together the galaxies.
The nature of the dark matter (artist’s illustration) filling the Universe remains unknown. Credit: Mark Garlick/Science Photo Library
Scientists have ruled out yet another source of the Universe’s elusive dark matter: ‘stupendously’ large black holes1.
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doi: https://doi.org/10.1038/d41586-026-03386-4
