But there are several important anomalies, including a widely debated one called the Hubble tension. It is named after Edwin Hubble, who is credited with having discovered in 1929 that the universe is ...

For almost a century, we have known that the universe is expanding. For several decades, evidence has suggested that the expansion of the universe is accelerating. Crucial to those estimates were the ...

In an unprecedented step, researchers crafted a detailed model compatible with the universe’s accelerated expansion.

The rapid acceleration of the universe’s expansion continues to challenge our understanding of fundamental physics. Why the universe is expanding faster and faster remains one of the most intriguing ...

Scientists have made a new calculation of the speed at which the universe is expanding, using the data taken by the powerful new James Webb Space Telescope on multiple galaxies. Above, Webb’s image of ...

“You can journey to the ends of the earth in search of success,” 19th-century Baptist preacher Russell Conwell is said to have proclaimed, “but if you’re lucky, you will discover happiness in your own ...

For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to be true. Space is stretching faster today than in the past, and the precise ...

CC0 Usage Conditions ApplyClick for more information. One of the fundamental ideas of cosmology is that everything looks the same in all directions if you look over large enough distances. A new study ...

For nearly three decades, the scientific community has believed that dark energy (comprising roughly 70% of the universe) acts as a kind of anti-gravity force pushing galaxies apart at an ...

The universe’s expansion might not be accelerating but slowing down, a new study suggests. If confirmed, the finding would upend decades of established astronomical assumptions and rewrite our ...