A new simulation tool lets scientists explore whether self-interacting dark matter could reshape galaxies from the inside out ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Last month when scientists announced new ...

Physicists have unveiled a new way to simulate a mysterious form of dark matter that can collide with itself but not with ...

Astronomers now believe the Milky Way's "inevitable" collision with a neighboring galaxy is much less likely than originally thought.

Two colliding galaxies have been found to be reorganizing their dwarf satellites, potentially solving a major conundrum plaguing the standard model of cosmology. When you purchase through links on our ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NewsNation) — The collision of the Milky ...