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

For years, the idea that reality might be a sophisticated computer program has drifted from late-night dorm debates into mainstream culture and serious philosophy. Now a new wave of theoretical work ...

The idea that reality might be a kind of cosmic software has shifted from late-night dorm debate to a live question in physics and philosophy. A growing body of work now treats the “simulation ...

Is the whole universe just a simulation? – Moumita B., age 13, Dhaka, Bangladesh ...

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

In this week's It’s Debatable article, Rick Rosen and Charles Moster debate whether we're all living in a computer simulation like the Matrix. Rosen retired as a professor from the Texas Tech ...

File this one under "fun to think about, probably not changing your day job": a new study just dropped that suggests gravity itself might be the smoking gun that our entire universe is one big ...