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

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.

“Generating an incalculable paradox” might sound like a title from some cyberpunk novel, but for University of Louisville computer scientist Roman Yampolskiy, it’s one of several intricately detailed ...