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

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

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

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

A new study, published on Arxiv, has deepened the cosmic puzzle surrounding the “Hubble tension,” an ongoing debate about the universe’s expansion rate. The findings come from the Atacama Cosmology ...

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

Dark matter and its impact on cosmology have puzzled physicists for nearly a century. At Perimeter Institute, two researchers ...

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 ...

The expansion rate of the universe may be slowing down, rather than accelerating at an ever-growing rate, a potentially groundbreaking new study has hinted. The suggestion challenges both the 2011 ...