A radical new theory regarding the origin of the universe suggests that gravitational waves, tiny ripples in spacetime first ...

Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present day. It will take the most sensitive instruments ever imagined to reveal ...

Astronomers from the University of Hawaii’s Institute for Astronomy have identified a new category of events that they found ...

Watch Pop Mech ’s Jackie Appel reveal the story of how two men from New Jersey named Arno Penzias and Robert Wilson made one of the most important discoveries in the history of astronomy—by accident.

Most cosmologists believe that these stars were the first large, free-floating structures to illuminate our universe, and ...

Modern cosmology reveals a universe expanding uniformly without a spatial center or edge. The Big Bang wasn't a localized ...

The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

The James Webb Space Telescope discovered an exceptionally rare five-galaxy merger system 800 million years after the Big Bang. Nicknamed JWST's Quintet, the system contains at least five galaxies and ...

Many textbooks and science educators have attempted to describe the Big Bang as the birth of the universe — an explosive ...

Lead Astronomer at the James Webb Australian Data Centre, Swinburne University of Technology Deep observations from the James Webb Space Telescope (JWST) have revealed an exceptionally large galaxy in ...

Enrique Gaztanaga receives funding from the Spanish Plan Nacional (PGC2018-102021-B-100) and Maria de Maeztu (CEX2020-001058-M) grants. Enrique Gaztanaga is also a Professor at the Institute of Space ...

Given the serious security threat to the European continent posed by Russia, the standard step-by-step approach to increasing ...