An international team has discovered a gigantic filament of hot gas connecting two pairs of galaxy clusters over a distance ...

The latest approach has been to use Fast Radio Bursts (FRBs), powerful emissions of radio waves that last just a fraction of ...

Astronomers have long been puzzled by a missing piece of the universe. While we are familiar with the ordinary matter that ...

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

Current models of physics dictate there should be as much antimatter in the universe as matter, but there isn't. Work at the ...

"One day soon we may be able to see these 'missing' galaxies, which would be hugely exciting and could tell us more about how ...

In a first, CERN physicists succeeded in observing matter-antimatter imbalance in baryons, fundamental particles that make up ...

Researchers may have found our galaxy's missing companions, further bolstering science's most widely accepted cosmological ...

Scientists observe CP violation in baryons, a key clue in understanding why matter dominates the universe over antimatter.

There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to ...

After a number of false starts, the Fantastic Four have another feature adaptation in the retro-pastiche Fantastic Four: ...

The universe is expanding, but two exquisitely precise yardsticks say it’s doing so at two different speeds. That’s not a ...