Wormholes are often imagined as tunnels through space or time—shortcuts across the universe. But this image rests on a ...

Because the moon has less gravity than Earth does, time passes slightly differently there. This effect was first predicted by ...

Independent researcher and CEO of IDrive Inc., Raghu Kulkarni, has unveiled a groundbreaking framework for understanding the universe: the Selection-Stitch Model (SSM). The model suggests that ...

Eric and Wendy Schmidt's Lazuli, the first private space telescope in history, could fly to space as soon as 2029.

The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

Our universe plays by certain rules, which originate from different branches of physics. But sometimes the rules seem ...

A billionaire-backed philanthropic organization is funding the development of a series of new observatories, including a ...

Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still ...

Last year delivered doses of drama and excitement in the space business, with a record number of launches, breathtaking ...

The Space Force is seeking proposals to convert an empty stretch at the southern tip of Vandenberg Space Force Base into a ...

Which US rocket companies achieved the most during 2025? Once again, Ars Technica is here to provide some answers in the form ...

Quantum mechanics and relativity are the two pillars of modern physics. However, for over a century, their treatment of space ...