Astronomers have long been puzzled by two strange phenomena at the heart of our galaxy. First, the gas in the central ...

"We don't know the frequency, so we need to keep tuning and trying different ones, like searching for a good radio station ...

"The new model can account for both structure formation and stability, and the key observational properties of the expansion ...

The detection of dark matter, the elusive type of matter predicted to make up most of the universe's mass, is a long-standing ...

Published in Nature, scientists at King's College London, Harvard University, UC Berkeley and others have shared the ...

It drives the movements of stars and galaxies, but dark matter is invisible. While it remains a colossal mystery, a study ...

The CMZ spans almost 700 light years and contains some of the most dense molecular gas in the galaxy. Over the years, ...

A long-elusive, hypothetical subatomic particle called the axion can be simulated and potentially detected in a type of thin material.

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...

Physicist Richard Lieu first explored the idea that gravity could exist without mass—now he’s got a new cosmological model ...