When giants warped the universe. "The discovery that massive black holes existed billions of years earlier than thought possible is forcing a major rethink about galactic origins."
Researchers capture first 'image' of a dark matter web that connects galaxies. This study seriously challenges Modified Newtonian Dynamics. MOND theories are, collectively, the main alternative to dark matter as an explication of large-scale (galactic and larger) cosmic behaviors. That's not to say the new study determined anything about what dark matter itself -- if it truly exists -- might be.
|Merely an artist's conception, alas|