More small-scale dark matter gravitational lenses than expected in galaxy clusters
3 institutional releases
Published in Science · View the paper (DOI)
Researchers found far more small-scale dark matter gravitational lenses in galaxy clusters than predicted by standard cosmology. The discovery suggests either an issue with simulation methods or incorrect assumptions about dark matter's nature.
Coverage from 3 institutions
- More small-scale dark matter gravitational lenses than expected in galaxy clusters American Association for the Advancement of Science (AAAS) · Sep 10, 2020 · first to report
- New Hubble data suggests there is an ingredient missing from current dark matter theories ESA/Hubble Information Centre · Sep 10, 2020
- Hubble observations suggest a missing ingredient in dark matter theories NASA/Goddard Space Flight Center · Sep 10, 2020