Astronomers have identified what could be the largest structure ever observed in the known universe—a vast network of galaxy clusters and superclusters containing an astonishing 200 quadrillion solar ...

A team of astronomers has discovered the largest and most distant water reservoir ever detected in the universe, surrounding ...

The biggest objects in the universe are clusters of galaxies, such as the supercluster we live in right now - and including Abell 370, which was captured in a sprawling glittery space-scape by the ...

Collaborative experiments focus on uncovering the unusual properties of the ghost particle. In a recent study, physicists have created the clearest and most detailed view so far of how neutrinos shift ...