The best theory physicists have for the birth of the universe makes no sense. It goes like this: In the beginning—the very, if not quite veriest, beginning—there’s something called quantum foam. It’s ...

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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Many philosophers and scientists have pondered if we live in a simulated universe, and University of ...

The simulation theory is an old belief that everything we know and love is just part of a computer-run simulation. It's a belief that relies on everything we know being part of an advanced virtual ...