If scientists confirm an anisotropic expansion, it would challenge the assumption that the universe has no preferred directions.

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

Durham University scientists have contributed to the discover of an Einstein ring with the Euclid space telescope.

Most massive galaxies have black holes at their cores that emit energetic particles, heating the galaxy’s gas and dust.

Claremont will conduct its portion of the 2025 Greater Los Angeles Homeless Count beginning at 7 p.m. at Alexander Hughes ...