Nearly everything in the universe is made of mysterious dark matter and dark energy, yet we can’t see either of them directly ...

Scientists propose a new gravity theory using Friedmann equations. Their model explains the universe’s accelerating expansion ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

This video explains how scientists estimate the size of the observable universe, what “radius” means in cosmology, and why ...

Scientists at the University of Missouri have identified a small group of unusual objects in the early universe. Using NASA's ...

NASA's SPHEREx telescope unveiled its first full-sky map of the universe, combining more than 100 infrared observations into ...

A recent study provides answers to three seemingly disparate yet pressing cosmic dawn puzzles. Specifically, the authors show ...

The coldest and densest molecular gas clouds in the interstellar medium can have temperatures of 10 K (-505 °F/-263 °C), ...

For centuries, the principle of symmetry has guided physicists towards more fundamental truths, but now a slew of shocking findings suggest a far stranger idea from quantum theory could be a deeper dr ...

This study could transform our understanding of the future of the universe and raise the possibility that the universe may ...

Scientists have theorized that dark matter clumps exist in staggering numbers, far more than the galaxies we see. Only clumps ...

Contrary to popular belief, our universe may not be constantly expanding after all. A groundbreaking study by South Korean ...