Researchers from the University of Minnesota Twin Cities and Université Paris-Saclay have reopened one of cosmology’s oldest debates by showing that dark matter may have started its life far hotter ...

Astronomers have uncovered a vast cloud of energetic particles surrounding one of the most distant galaxy clusters ever observed, marking a major step forward in understanding the hidden forces that ...

A Stony Brook University professor and a trio of grad students took part in a scientific collaboration that produced the clearest, most precise images of the universe’s infancy, including the latest ...

The Universe may not have started with the Big Bang, but instead “bounced” out of a massive black hole formed within a larger “parent” universe, according to a new scientific paper. Professor Enrique ...

Add Yahoo as a preferred source to see more of our stories on Google. Dark matter may have started hot and cooled during reheating after the Big Bang. (CREDIT: NASA / Goddard Space Flight Center ...

This stunning image reveals a distant galaxy cluster teeming with energy: galaxies shine in visible light (white), ghostly red clouds unveil a newly discovered radio mini-halo—the most distant ever ...