Our universe seems to be perfectly suited for life. But anyone who claims that's evidence of a multiverse is falling prey to a logical fallacy. When you purchase through links on our site, we may earn ...

Do we live in a multiverse? Daydreamers and science-fiction authors have pondered parallel universes for as long as scientists have described our own. Our universe contains everything we know — from ...

Is there evidence for the existence of an enormous number of other universes? In 1987, Steven Weinberg wrote a cute little paper entitled “Anthropic Bound on the Cosmological Constant”. Weinberg was ...

WHAT would you rather believe in, God or the multiverse? It sounds like an instance of cosmic apples and oranges, but increasingly we are being told it’s a choice we must make. Take the dialogue ...

Sabine Hossenfelder is a research fellow at the Frankfurt Institute for Advanced Studies in Germany. Her research focuses on general relativity and quantum gravity. She is author of the blog ...

Could parallel universes exist? If so, what would they look like and how would they form? Video by Greg Kestin; article by Charles Choi. Receive emails about upcoming NOVA programs and related content ...

Like many of her colleagues, Hiranya Peiris, a cosmologist at University College London, once largely dismissed the notion that our universe might be only one of many in a vast multiverse. It was ...

When you think about the Universe, most people think about the vastest depths of space, to the limits of what humanity has ever observed, and of everything that ever was or will be. But even with as ...

To many these past 12 months seem as if we have already slipped into a parallel universe but Brexit and Trump are nothing compared to the alternate universes some astronomers are contemplating They ...