The McWilliams Center for Cosmology & Astrophysics at Carnegie Mellon University received funding from the Simons Foundation’s Targeted Grants to Institutions to launch the Keystone Astronomy & AI ...

The scene was familiar from a dozen science-fiction novels, but this was no poorly pressurized dome on some airless future world. It was Denver International Airport in Colorado — a mile above sea ...

What are the mysterious dark matter and dark energy that seem to account for so much of our universe? Why is the universe expanding? For the past 30 years, most cosmologists have looked to the ...

Researchers may have discovered a giant arc of galaxies that would challenge the standard model of cosmology. The team of astronomers believe that the arrangement of galaxies, which they’ve dubbed ...

“The first thing we know about the universe is that it’s really, really big,” says cosmologist Michael Turner, who has been contemplating this reality for more than four decades now. “And because the ...

Not that long ago, most serious scientists considered cosmology a branch of philosophy. But in recent decades, observations by the Hubble Space Telescope and probes of the microwave radiation left ...

Sometimes it seems like every year offers an occasion to celebrate some sort of Einstein anniversary. In 2015, everybody lauded the 100th anniversary of his general theory of relativity. Last year, ...

Cosmology has made huge strides as a physical science since Einstein proposed the first quantitative cosmological model in 1917 when even the nature of galaxies was unknown. On the one hand, cosmology ...