Is your life really your life, or is it actually the dream of a butterfly? Or is it a complex computer simulation indistinguishable from “real” reality? Don’t worry, it’s just a glitch in the Matrix.

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

The idea that reality might be a kind of cosmic software has moved from late night dorm debates into serious physics journals, and now dueling teams of researchers are claiming they finally have the ...

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

CU Boulder’s PhET Interactive Simulations are providing critical support to teachers, students and parents during the COVID-19 pandemic As schools adapt to the new normal of teaching remotely, ...

There’s no shortage of ways to use PhET simulations in (or out of) the classroom. Effectively, any time you’d use a static PowerPoint slide or textbook image to demonstrate a concept, it’s worth ...