New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

If scientists confirm an anisotropic expansion, it would challenge the assumption that the universe has no preferred directions.

Undersea detectors anchored deep in the Mediterranean Sea found an ultra-high-energy neutrino, a particle that opens a new window onto the cosmos.

A new study published in the Journal of Cosmology and Astroparticle Physics (JCAP) presents a methodology to test the ...

With a length of 428 megaparsecs, or around 1.39 billion light-years, the superstructure is the biggest ever spotted.

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

The true nature of dark matter is still one of the greatest mysteries in contemporary physics, even though scientists have ...

Neutrinos are ghostly subatomic particles that can travel in a straight line for billions of light-years, passing unhindered ...

Is it possible to understand the universe without understanding the largest structures that reside in it? In principle, not ...

Throughout human history, our understanding of the universe has undergone significant changes. From ancient times, people saw Earth as the cosmic center. The Copernican revolution displaced us from ...