In a cavernous tunnel beneath the French–Swiss border, physicists have briefly recreated conditions that existed microseconds ...

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

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.

A research team proposes utilizing numerical relativity, a computational technique for solving Einstein's equations in high-gravity environments, to investigate the universe's origin. The approach ...

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 ...