Planetary defense has moved from science fiction to a live engineering problem, and the stakes could not be higher. The central question is no longer whether an asteroid will eventually head our way, ...

The simulation hypothesis—the idea that our universe might be an artificial construct running on some advanced alien computer ...

Black holes are among the most extreme objects in the universe, and now scientists can model them more accurately than ever ...

FLAMINGO simulation maps the universe but reveals a puzzling mismatch: galaxies cluster less than theory predicts.

Thomas Anderson – otherwise known as Neo – is walking up a flight of stairs when he sees a black cat shake itself and walk past a doorway. Then the moment seems to replay before his eyes. Just a touch ...

Physicists have spent decades arguing over whether our universe is a fundamental reality or a kind of cosmic software, and ...

Readers Edition. This is the (nearly) annual tradition of you, RPS readers, telling us where we went wrong in our annual ...

The interplay of non-Hermitian physics and open quantum dynamics has been fruitful in ultracold atoms. Expanding on previous demonstrations of controlled dissipation, the authors demonstrate here gain ...

Scientists have developed a new approach to correcting common quantum computing errors, which could pave the way for more reliable systems. A stable "exceptional fermionic superfluid," a new quantum ...

There's a vast world of PC games that let you tackle the mundane in creative and surprisingly enjoyable ways. Build a PC, run a pizza shop, or become a bee with these strange and wondrous titles. In ...

December 26, 2025 • If your New Year's resolution is to start resistance training, Life Kit is here to help. Sign up for our Guide to Building Strength and get a month of expert tips on how to create ...