A small group of young researchers at the Cosmic Dawn Center, Niels Bohr Institute, University of Copenhagen, have, through ...

Dark energy may be the most mysterious substance ever proposed, but many scientists are certain it exists. Why?

But there are several important anomalies, including a widely debated one called the Hubble tension. It is named after Edwin ...

Astronomers have spotted one of the oldest "dead" galaxies yet identified, and found that a growing supermassive black hole ...

Gas within the cluster, which existed merely 1.4 billion years after the Big Bang, is at least five times hotter than ...

Among other things, the James Webb Space Telescope is designed to get us closer to finding habitable worlds around faraway ...

Scientists observing the red giant star R Doradus have found that starlight isn’t strong enough to drive its stellar winds, ...

The discovery of an extremely metal-poor galaxy, observed thanks to the James Webb Space Telescope, opens a fissure in the ...

Quantum entanglement happens when two particles become interconnected and share a single state. Scientists have measured how ...

The recent visit to our solar system by the interstellar object 3I/ATLAS has sparked speculation about whether it’s another ...

Astronomers found a young galaxy cluster with unexpectedly hot gas, suggesting cosmic structures formed faster than once ...