Using a new framework, astronomers arrived at the most precise measurement of our universe’s expansion rate—but things still ...

A difference of a few kilometers per second might not sound like much. In cosmology, it has become one of the field’s most ...

A major international effort has produced an ultra-precise measurement of the Universe’s expansion rate, confirming it’s ...

In A Nutshell A 37-member international team produced the most precise direct measurement of the Hubble constant ever recorded, with just 1.1 percent uncertainty. By linking a dozen different cosmic ...

The universe is expanding, and after decades of work, astronomers still cannot agree on how fast. That disagreement, known as the Hubble tension, has only grown sharper in recent months as new data ...

An international team of at least 45 astronomers, including researchers from Inter-University Centre for Astronomy and ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Space, as we all know, is big. In fact, it’s more than big; it’s vastly, hugely, mind-bogglingly big. But how big is that, exactly, and how do we go about assigning actual, quantifiable distances ...