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

New data from major dark-energy observatories suggest the universe may not expand forever after all. A Cornell physicist calculates that the cosmos is heading toward a dramatic reversal: after ...

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

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

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 ...

The simulation hypothesis is an impressive logical and philosophical argument that has challenged our fundamental notions of reality.

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 [email protected]. How do you know anything is real? Some things you can see ...

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.

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.

Zeb Rocklin does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...