Few scientific ideas have leapt from philosophy seminars to dinner-table debates as quickly as the claim that our universe ...

A physicist has mounted one of the most detailed technical challenges yet against the idea that our universe is a computer simulation, arguing that the energy required to run such a program would ...

The simulation hypothesis has challenged our fundamental notions of reality and captured the imaginations of millions.

The late ‘90s were a weird time. Home computing became increasingly common and the internet hatched into existence, still gooey and ill-mannered. As we turned the millennial page, technology promised ...

Some things you can see directly, like your fingers. Other things, like your chin, you need a mirror or a camera to see.

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.

A simulated tour at Metaverse Fashion Week in March 2022 hosted by Decentraland, a 3D virtual world platform. (Vittorio Zunino Celotto / Getty Images) There’s a new creation story going around. In the ...