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

The idea that we might be living in a simulated reality has worried us for centuries. Now physicists have found some ...

There's always a touch of melancholy when a chapter that has absorbed years of work comes to an end. In the case of the ...

UChicago physics Prof. Bonnie Fleming, who is also the chief research officer at Fermi National Accelerator Laboratory, is ...

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

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

The universe’s expansion rate was supposed to be a solved problem, yet the latest high precision map of the early cosmos has ...

It’s a powerful technique, but small uncertainties at each step can add up, something critics argue may be behind the Hubble ...

The late Nobel laureate Elie Wiesel's lessons for an age of masked ICE raids, antisemitism, and dehumanization.

From 400-year-old globes to cosmic funeral shrouds, how the Osher Map Library in Maine shows people that maps aren't just for ...

New measurements of radio galaxies reveal that the solar system is racing through the universe at over three times the speed predicted by standard cosmology. Using highly sensitive data from multiple ...