The new images, to be presented at an upcoming meeting of the American Physical Society, date back to when the universe was ...

The dark energy's impact may be weakening over time, according to new results from the DESI collaboration, which includes ...

If our 13.8 billion-year-old cosmos could be considered middle-aged, researchers note these new images captured around its ...

A project to map galaxies across the universe may have spied cracks in the foundation of our understanding of the cosmos.

ACT’s final data set delivers the most precise view of the early universe, mapping cosmic expansion and primordial gas ...

Welcome to March 20, a day that has seen its fair share of transformative events throughout history. **Scientific Milestone: ...

Dark energy, in the form of a cosmological constant (Λ), has been seen as responsible for the accelerating expansion of space ...

Astronomers have unveiled stunning new images of the universe in its infancy, offering a glimpse into the earliest moments ...

Last year, an enormous map of the cosmos hinted that the engine driving cosmic expansion might be sputtering. Now physicists ...

University of Arizona researchers are among a group of scientists who hope to discover what happened immediately after the Big Bang, when the universe expanded in a fraction of a ...

New results from Dark Energy Spectroscopic Instrument hint that the influence of mysterious force driving universe's accelerating expansion may change over time.