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

Monisha Ravisetti was a science writer at CNET. She covered climate change, space rockets, mathematical puzzles, dinosaur bones, black holes, supernovas, and sometimes, the drama of philosophical ...

The idea that reality might be a kind of cosmic software has shifted from late-night dorm debate to a live question in ...

Let's say we build some ridiculous planet-sized computer — one so powerful it could simulate our entire universe. When you purchase through links on our site, we may earn an affiliate commission. Here ...

Is this real life? Is this just fantasy? A growing number of scientists are suggesting that the idea that we are all living in a simulation may not be completely far-fetched. Simulation theory is the ...

"I am at a loss." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. We see countless stars and galaxies sparkling in the universe today, but how ...

The notion that we live as characters in someone else’s video game is irresistible to many, even outside of science fiction bookshelves. Googling the term “simulation hypothesis” returns numerous ...

Physicists have long struggled to explain why the universe started out with conditions suitable for life to evolve. Why do the physical laws and constants take the very specific values that allow ...

We have long taken it for granted that gravity is one of the basic forces of nature—one of the invisible threads that keeps the universe stitched together. But suppose that this is not true. Suppose ...