Cosmology

Understanding the Early Universe Depends on Estimating the Lifespan of Neutrons

A study of how neutrons decay could give us a better understanding of the big bang.

21 hours ago

Is the Universe Fine-Tuned for Life?

In their book, two Australian astrophysicists question the idea that our Universe "fine-tuned" for life, with some interesting conclusions.

2 weeks ago

Primordial Gravitational Waves Continue to Elude Astronomers

New observations put further constraints on primordial gravitational waves, but still haven't found them yet.

3 weeks ago

There are 6×10^80 Bits of Information in the Observable Universe

A new study based on Information Theory has produced the first estimate on just how much data is encoded in…

3 weeks ago

Cosmic Dawn Holds the Answers to Many of Astronomy’s Greatest Questions

A new study takes a look at what astronomers will be able to see when the Cosmic Dawn becomes observable…

2 months ago

This is How a Supermassive Black Hole Feeds

A new simulation has provided new insight into how supermassive black holes grow by feeding off of cosmic gas captured…

3 months ago

Is the Universe a Fractal?

We find examples of fractals everywhere in nature. Tree branches, snowflakes, river deltas, cloud formations, and more. So it's natural…

4 months ago

The Largest Rotating Objects in the Universe: Galactic Filaments Hundreds of Millions of Light-Years Long

We've known for a while about the large-scale structure of the Universe. Galaxies reside in filaments hundreds of millions of…

5 months ago

Is the Hubble constant not…Constant?

Cosmologists have been struggling to understand an apparent tension in their measurements of the present-day expansion rate of the universe,…

6 months ago

A Dark Matter map of our Local Cosmic Neighborhood

A new simulation by a team of astrophysicists has resulted in the most detailed 3D map of the cosmic web,…

6 months ago