When we go backwards in time through the history of the cosmos, the distances and volumes shrink, while the average energy ...

The Big Bang theory suggests that the universe began as a hot, dense point, expanding into the cosmos we observe today.

Our most powerful telescopes have revealed that the cosmos is surprisingly simple on the largest visible scales. Likewise, ...

Hubble's recent capture, MCG+05-31-045 in the Coma cluster, illustrates the evolution of galaxies under extreme gravitational forces. This interaction, typical for dense galaxy clusters, demonstrates ...

If true, this theory could explain how all of the matter in our universe was created.

"This discovery presents a challenge: our cosmic surveys may not yet be large enough to map the full extent of these immense basins," study co-author Ehsan Kourkchi, an astronomer at the ...

This explosion is really a period of explosive expansion, which we call cosmic inflation. What happens before inflation, though? Is it a spacetime singularity, is it spacetime foam? The answer is ...

"This is just 1% of the map, and yet it is full of a variety of sources that will help scientists discover new ways to describe the universe." The Euclid Space Telescope has revealed the "first ...

Euclid this week delivered the first piece of a cosmic map — containing about 100 million stars and galaxies — that will take six years to create. These stunning 3D observations may help ...

Which came first, the chicken or the egg? The Singularity South Africa Summit last month might have helped us solve that eternal conundrum. What could be more creative than that discovery?