For a generation, cosmologists have worked with a simple story: the universe is not only expanding, it is expanding faster ...

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

The universe's expansion may actually have started to slow rather than accelerating at an ever-increasing rate as previously thought, a new study suggests. Subscribe to our newsletter for the latest ...

AUSTIN (KXAN) — A commonly held belief that the universe is rapidly expanding may be wrong. A new paper published this month suggests the universe’s expansion might be slowing down and it could mean ...

Filippenko will discuss the discovery that the expansion of the universe is speeding up over time, a finding that led to the 2011 Nobel Prize in Physics. He will also discuss the Hubble tension, with ...

The Dark Energy Survey Collaboration collected information on hundreds of millions of galaxies across the universe using the ...

The universe’s expansion might not be accelerating but slowing down, a new study suggests. If confirmed, the finding would upend decades of established astronomical assumptions and rewrite our ...

"If these results are confirmed, it would mark a major paradigm shift in cosmology since the discovery of dark energy 27 years ago." When you purchase through links on our site, we may earn an ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The Universe, now about 13.8 billion years old, will come to ...