Dark matter particles may exert a hidden force on one another, but its effects are stranger than expected. An extra ...

Researchers, in a recent Physical Review Letters paper, introduce a new mechanism that may finally allow ultralight dark photons to be considered serious candidates for dark matter, with promising ...

Dark matter is often portrayed as a cosmic loner, interacting with itself and the rest of the universe only through gravity. But what if dark matter particles also exert a hidden force on one another?

Add Yahoo as a preferred source to see more of our stories on Google. Dark matter in the Coma Cluster. Dark matter represented by green clouds over the Coma Cluster and distant galaxies as seen by ...

The universe has been expanding ever since the Big Bang almost 14 billion years ago, and astronomers believe a kind of invisible force called dark energy is making it accelerate faster. However, new ...

Cosmic voids may seem like the emptiest places in the universe, stripped of matter, radiation, and even dark matter. But they’re far from nothing. Even in these vast empty regions, the fundamental ...

Cosmic rays are high-speed particles created by supernova explosions and other space interactions, carrying elements that can ...