You may think that time started 13.8 billion years ago at the birth of the universe, but physicists with alternative ...

Unexpected epochs of stillness that punctuate the cosmic timeline could offer a natural explanation for dark matter and many ...

Leucippus' ancient atomic theory bears striking parallels to the modern Big Bang model showcasing his visionary perspective on cosmic origins ...

Is it possible to understand the Universe without understanding the largest structures that reside in it? In principle, not ...

Early data of “little red dots,” or LRDs, from the James Webb Space Telescope (JWST) appeared to suggest the presence of galaxies too massive to exist in our modern cosmological models.

Over the past decade, cosmology has been embroiled in a growing ... microwave static produced just 380,000 years after the Big Bang. Related: 'It could be profound': How astronomer Wendy Freedman ...

The mystery of the Hubble tension has deepened with the startling finding that the Coma Cluster of galaxies is 38 million light-years closer than it should be. In recent years, trouble has been ...

"This cosmological scenario is free of the initial singularity problem present in inflationary cosmology, solving as well the ...

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that may have sparked extraterrestrial life in the very first galaxies.

Credit: Deanne Fitzmaurice/National Geographic Image Collection/Alamy Our universe began with a bang—a big bang. The explosion stretched the very fabric of spacetime, sending superheated matter ...