Now, researchers have discovered a strange energy source at the center of our galaxy that could be linked to a different type ...

There's a new twist in the hunt for dark matter, the invisible substance that makes up 85 percent of all the mass in the ...

The Milky Way is one of the biggest in the observable universe: Even if you traveled at the speed of light, it would take 100,000 years to go from one end of our home galaxy to the other.

A supercluster is usually composed of hundreds or even thousands of clusters of galaxies, and these clusters are ...

Dark energy, the mysterious phenomenon that powers the expansion of the universe, may undergo periodic 'violent transitions' ...

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For this reason black holes are invisible to the eye, as lightless as the empty, dark space surrounding them. Scientists know they exist not because they can see an actual hole, b ...

Discover the magic of Ireland as Gaeilge! From lively nights in Kerry to peaceful retreats in Mayo, explore hidden gems and ...