Physicists are preparing an experiment that sounds like science fiction: a device designed to snare individual particles of ...

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

Astronomers have seen spacetime itself wobble near a spinning black hole for the first time. The discovery, revealed during a star’s destruction, confirms a major prediction of Einstein’s theory of ...

A century after Albert Einstein sketched out his radical picture of gravity, astronomers have now watched a black hole ...

Spacetime itself would also need to be “quantized,” or broken down into constituent parts. This is what the notorious string theory attempts to do, as does loop quantum gravity, currently considered a ...

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

In a recent exhibit, the artist wove fantasy and physics to illustrate the temporal funk of living through a pandemic. Early in the COVID-19 pandemic, when New York City went into lockdown, artist ...

WASHINGTON – Aalyria, the company marketing technology developed by Google parent Alphabet, announced an agreement March 13 with Rivada Space Networks. Rivada will use Spacetime, Aalyria’s network ...