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 ...

The researchers in a recent breakthrough have developed revolutionary and full-scale prototype instrumentation FROSTI, also ...

Rest assured that as everything seems to be falling apart on Earth, it also appears that the rest of the universe is on a downward trajectory, too. In new research that gauged several vital signs of ...

Tinkering at their desks with the mathematics of quantum space and time, physicists have discovered a puzzling conundrum. The arcane rules of quantum theory and gravity let them imagine many different ...

Astronomers using the James Webb telescope may have discovered some of the universe's first stars, and they may offer clues to how galaxies form. Using the James Webb Space Telescope (JWST) and a ...

Just as mysterious interstellar object 3I/ATLAS reemerged from behind the Sun last week, astronomers detected intriguing radio signals from it that give new clues about its chemical composition.

Here’s what you’ll learn when you read this story: A new paper adjusts an equation that defines our universe in response to recent new data. The cosmological constant, which describes how our universe ...