Our most powerful telescopes have revealed that the cosmos is surprisingly simple on the largest visible scales. Likewise, ...

We can recoil in fear and disregard our humanity in the face of sheer cosmic dread. Or we can transform the shadows of the cosmos into a light that illuminates the uniqueness of everything we know ...

An overabundance of antimatter in showers of charged particles that bombard Earth called cosmic rays could reveal the secrets of dark matter, the universe's most mysterious "stuff," a new study ...

Physicist Alan Guth, the father of cosmic inflation theory, describes emerging ideas about where our universe comes from, what else is out there, and what caused it to exist in the first place.

These objects are thought to be a source of galactic cosmic rays, the origins of which are currently a mystery. Understanding how this microquasar works could also help researchers learn more ...

GLASSBORO, New Jersey (WPVI) -- If you've looked to the skies at dusk over the last few days, you may have seen a rare surprise. This is why astronomer Eddie Guerra is preparing for a comet ...

We can now measure the CMB—our single greatest piece of evidence about cosmic history—with a precision unimaginable at the turn of the millennium. We have mapped the distribution of galaxies ...

One could argue that cosmologists had made little progress in our understanding of these basic facts since the discovery of the cosmic microwave background (CMB), the afterglow of the Big Bang ...

"This discovery presents a challenge: our cosmic surveys may not yet be large enough to map the full extent of these immense basins," study co-author Ehsan Kourkchi, an astronomer at the ...

From North West's array of creative ensembles to Peta Murgatroyd and Maks Chmerkovskiy's Australian-inspired family costume, see this year's cutest kid costumes Alexandra Schonfeld is a features ...

and this could be humanity’s last chance to see the comet before it disappears into the cosmic depths. The celestial visitor is Comet Tsuchinshan-ATLAS, or C/2023 A3 to scientists. Astronomers ...