Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly ...

Our universe plays by certain rules, which originate from different branches of physics. But sometimes the rules seem ...

The Standard Model of our universe doesn’t match the evidence, in part because of dark energy, a ghostly force pushing the ...

An analysis of several experiments aimed at detecting the mysterious neutrino has identified a hint of a crack in the ...

Current theories suggest that dark matter — the mysterious substance that’s believed not to emit, absorb, or reflect light — ...

The rapid acceleration of the universe’s expansion continues to challenge our understanding of fundamental physics. Why the ...

Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

But there are several important anomalies, including a widely debated one called the Hubble tension. It is named after Edwin ...

A deeply disturbing and controversial line of thinking has emerged within the physics community. It's the idea that we are reaching the absolute limit of what we can understand about the world around ...

How did the universe begin? This video explores the concept of creation from nothing, delving into the fascinating world of ...

A recent study provides answers to three seemingly disparate yet pressing cosmic dawn puzzles. Specifically, the authors show ...

Dark energy may be the most mysterious substance ever proposed, but many scientists are certain it exists. Why?