The universe’s expansion rate was supposed to be a solved problem, yet the latest high precision map of the early cosmos has pushed one of modern astronomy’s sharpest conflicts back to center stage.

"The universe never ceases to amaze and surprise us." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. New results from the Dark Energy ...

Cosmology’s neat story of a universe driven apart by a simple, invisible “cosmic fuel” is starting to fray. A growing body of ...

China’s Large High Altitude Air Shower Observatory (LHAASO), a major scientific infrastructure, has released groundbreaking results from its "Mini Survey of the Milky Way" program. With unprecedented ...

"Understanding these cosmic rays allows us to unveil big particle accelerators in the universe that are often associated with the most violent phenomena." When you purchase through links on our site, ...

Nature Research Intelligence Topics Topic summaries Physical Sciences Astronomical Sciences High Energy Astrophysics and Galactic Cosmic Rays High energy astrophysics probes the most energetic ...