Scientists have discovered that dark matter, the universe's most mysterious "stuff," obeys gravity on vast cosmological scales. This could help to dismiss the possibility of a fifth fundamental force ...

A new theory claims dark matter and dark energy don’t exist — they’re just side effects of the universe’s changing forces. By rethinking gravity and cosmic timelines, it could rewrite our ...

For decades, you have heard scientists say that most of the universe is missing. They are not being dramatic. They mean it in a literal sense. A huge share of matter in the cosmos cannot be seen or ...

In new simulations, 'dark atoms' formed dark stars and could even trigger the formation of black holes. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...