There are new hints that the fabric of space-time may be made of "memory cells" that record the whole history of the universe ...

Is the Hubble constant—a key part of how we measure the expansion of our universe—in a crisis? Some cosmologists say yes.

A controversial theory suggests the observable universe is the result of matter rebounding after the collapse of a black hole ...

The Hubble tension just got tenser — with new measurements revealing that the universe is expanding faster than our current understanding of physics can explain. Over the past decade, cosmology ...

"In classical cosmology ... universe model has implications beyond just the birth of our universe—as it may shine fresh light on several long-standing cosmological puzzles. These include the ...

"According to our calculations," explained ... may present "a problem for the standard model of cosmology. "It might be necessary to rewrite the history of the universe, at least in part." ...

Cosmology is the study of the universe; its birth ... evidence of a past major merger, reshaping our understanding of Perseus’s dynamical history. The microlensing of strongly lensed ...

They are laws of nature that fix how the universe starts and how it ends. The majority of work on quantum cosmology focuses on specifying an initial state and ignores the possibility of a final state.

Combining the way that massive galaxies and galaxy clusters bend space and magnify our view of the distant universe with ...

“It is exciting to think that we may be on the cusp of a major discovery about dark energy and the fundamental nature of our ... universe was expanding. Measuring the ruler at different distances ...