The six-year Dark Energy Survey has released its full results, showing that two leading models of cosmology are equally valid ...

What is dark energy? Why does dark energy seem to be weakening? Is our universe part of a larger multiverse? What lies beyond the boundary of a black hole? The universe seems to be rotating, and if ...

Dark matter doesn't absorb or give off light so scientists can't study it directly. But they can observe how its gravity ...

Black holes and dark matter are two of the universe’s deepest mysteries, and they may not be as unrelated as they seem. From ...

"This is a structure we've never seen before, so it could be a new class of dark object." ...

A new high-resolution map of distant galaxies may help scientists understand the mysterious dark matter holding the universe ...

Dark stars powered by dark matter may explain bright galaxies, massive black holes, and mysterious red objects in the early universe.

As the Dark Energy Survey (DES) releases its final results, we caught up with two physicists who've been involved in the ...

JWST has revealed a strange early universe filled with ultra-bright “blue monster” galaxies, mysterious “little red dots,” ...

Astronomers may have finally cracked one of the universe’s biggest mysteries: how black holes grew so enormous so fast after ...

James Webb has spotted mysterious little red dots in the early universe that may actually be hidden black holes, challenging long-held ideas about how galaxies and cosmic giants formed.