The universe is expanding, but astronomers still cannot agree on exactly how fast. That mismatch, known as the Hubble tension ...

"It means cleaning house, narrowing the viable paths forward, and no longer spending energy on what are evidently dead ends." ...

The universe has no shortage of mysteries, many of which have puzzled us for ages. One of the biggest is the existence of ...

The Atacama Cosmology Telescope in Chile not only confirmed one of the greatest mysteries in the universe—it also ruled out ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

Nearly a century after astronomers first proposed dark matter to explain the strange motions of galaxies, scientists may finally be catching a glimpse of it. A University of Tokyo researcher analyzing ...

UChicago physics Prof. Bonnie Fleming, who is also the chief research officer at Fermi National Accelerator Laboratory, is the new IRL’s deputy director. Visiting scholar Cédric Cerna will serve as ...

New polarization maps from the Atacama Cosmology Telescope align with Planck’s results and confirm the lower early-universe ...

Illustration of a set of real zeros of a graph polynomial (middle) and two Feynman diagrams. Credit: Max Planck Institute for Mathematics in the Sciences How can the behavior of elementary particles ...

It’s compelling to consider Tammy Nguyen’s work through the lens of semantics—as words, annotations, doodles, images and symbols drawn from a range of sources coalesce into a new code across a ...