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 the 1960s, physicists began to uncover something both perplexing and exciting within Einstein's equations: the possibility ...

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

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

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 ...

A team of researchers have made progress in understanding how some of the Universe's heaviest particles behave under extreme ...

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