Quantum theory and Einstein's theory of general relativity are two of the greatest successes in modern physics. Each works ...

With support from the W. M. Keck Foundation, a Stevens–Yale collaboration is now transforming graviton detection from a ...

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

As missions to the Moon multiply, keeping time there is no longer a theoretical problem. Researchers from the Purple Mountain ...

The rapid acceleration of the universe’s expansion continues to challenge our understanding of fundamental physics. Why the ...

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

Why the universe is expanding faster and faster remains one of the biggest open questions in physics. Current theories cannot ...

AI toys, companions, and robots have been everywhere at CES this year, but among the horde of waddling plushies and light-up ...

Physicists are quietly advancing a radical idea: time might not be a single, thin line but a full three‑dimensional landscape ...

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

Experienced network designers know that the performance achievable of a data link depends on many factors, including the ...

Former SpaceX propulsion CTO Thomas Mueller’s space startup reached unicorn status this year thanks to $525 million in ...