In the everyday world, governed by classical physics, the concept of equilibrium reigns. If you put a drop of ink into water, ...

Quantum computer research is advancing at a rapid pace. Today's devices, however, still have significant limitations: For example, the length of a quantum computation is severely limited—that is, the ...

This breathtaking clue about the architecture of consciousness supports a Nobel-Prize winner’s theory about how quantum physics works in your brain.

A physicist has mounted one of the most detailed technical challenges yet against the idea that our universe is a computer ...

High-performance computing (HPC) systems, with enormous computational capabilities, have been the go-to solution for decades ...

Are we living in a simulated reality? If so, it has to be economically viable for whoever is running the machines.

Space is getting crowded — nowadays, over 45,000 human-made objects orbit Earth. A portion of that figure is indeed ...

The simulation hypothesis is a modern attempt to use logic and observations about technology to finally answer these ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

If true, the idea would blow past one of physics’ most sacred limits: that parallel versions of reality can never talk to ...

How do you know anything is real? Some things you can see directly, like your fingers. Other things, like your chin, you need a mirror or a camera to see. Other things can’t be seen, but you believe ...

Here’s why some people believe we’re living in a computer simulation of reality – like a giant video game in which we’re all the characters.