Our best models of the cosmos don't add up — but that could change if the universe is actually made of a viscous 'fluid,' a ...

If dark stars existed, they would have been capable of forming in the universe before ordinary stars could have formed. When ...

Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...

When analyzing early universe data, the Standard Model of Cosmology suggests that the universe should be more “clumpy” that ...

The coldest and densest molecular gas clouds in the interstellar medium can have temperatures of 10 K (-505 °F/-263 °C), ...

Consciousness could be a fundamental part of reality, like gravity or matter, according to this controversial theory.

A professor at the University of California, Santa Cruz, he was a key contributor to a landmark paper that laid out how the ...

You’ve looked up at the night sky. Maybe you’ve wondered how much you don’t know. Turns out, the scale of our ignorance about ...

Over its planned two-year mission, the $488 million telescope will scan the entire night sky every six months and collect ...

Scientists are a step closer to solving one of the universe's biggest mysteries as new research finds evidence that two of ...