NSF Cerro Tololo Inter-American Observatory in the Chilean Andes. Image credit: Reidar Hahn, Fermilab University of Portsmouth is a member of ...

The six-year Dark Energy Survey has released its full results, showing that two leading models of cosmology are equally valid ...

Researchers involved in the Dark Energy Survey (DES) have published their most comprehensive depiction to date of the Universe's expansion over the past six billion years in Physical Research D.

Is the Universe Slowing Down? Study Challenges Idea of Endless Expansion (Image: Canva) For years, we believed the universe was racing apart faster and faster. That discovery earned a Nobel Prize and ...

The early universe has a lot more massive black holes than suspected.

Dark matter and gas in the universe. There may be more dark matter than we think. Credit: Illustris, CC BY-SA No matter how elegant your theory is, experimental data will have the last word.

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead suggesting giant voids in space are creating an illusion. When you purchase ...

For centuries, humanity has pondered the ultimate fate of the universe. From theories of infinite expansion to the concept of a cosmic “big crunch,” scientists have long sought to understand how the ...

Latest data from Dark Energy Survey (DES) as well as the Dark Energy Spectroscopic Instrument (DESI) suggests that 'dark energy' might be changing with time. Amid multiple theories about the future of ...

Study suggests the universe may not be uniform in all directions. Cosmic microwave background shows slight directional imbalance. If confirmed, current cosmological models may need major revisions.