A new analysis of the sky has finally confirmed where the missing half of the Universe's visible matter has been hiding. In ...

About half of the non-dark matter in the universe cannot be accounted for by stars and galaxies alone. Now, scientists say ...

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...

A never-before-seen image of the cosmic microwave background, combining data from the Atacama Cosmology Telescope (ACT) and ...

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

Primordial black holes are the earliest black holes thought to exist, and they vanished almost as fast as they came into ...

"The new model can account for both structure formation and stability, and the key observational properties of the expansion of the universe at large." A new model of the cosmos does away with the ...

Feb. 10, 2025 — Euclid, the European Space Agency's dark Universe detective, has made an astonishing discovery -- right in our cosmic ... New Technique to Detect Dark Matter Using Atomic Clocks ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

The photo suggests that interstellar 'scraps' of matter are being strewn into space as the hungry black hole chows down on its dinner. "At the very center of nearly every galaxy is a supermassive ...

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