The most precise measurement yet shows the Universe is expanding faster than expected, deepening the Hubble tension. The ...

The universe is expanding 'too fast', a study has warned – and scientists have no idea why. An international team of astronomers have carried out some of the most precise measurements yet of how ...

Since humanity's earliest days, people have looked up at the stars, using science, art, religion, philosophy, mathematics, and any other tool at their disposal to better understand the complicated and ...

A novel theory suggests that the current expansion rate of the universe is not fixed, but was in fact quite different in the early universe—and that the universe could start contracting at some point.

The local universe may be expanding more slowly than previously thought. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The local universe may ...

Cosmological expansion is widely treated as a proven fact. It is not proven. For nearly a century, cosmology has told a simple story about a universe that began in a hot, dense state and has been ...

We all know that everything kicked off when the Big Bang exploded our universe into reality, right? Well, not necessarily. A ...

Most messages are press releases about astronomical discoveries—okay, scratch that; most of them are spam, but science announcements are an easy second place. But I also get questions from readers ...