My night musings often drift to deep truths of existence: thoughts on cosmos, consciousness, meaning (if any). I can't help it. That's why I'm entranced by the idea of a multiverse, the theory that ...

The idea of a multiverse consisting of "parallel universes" is a popular science fiction trope, recently explored in the Oscar-winning movie "Everything Everywhere All At Once." However, it is within ...

The theory that our universe is contained inside a bubble, and that multiple alternative universes exist inside their own bubbles – making up the ‘multiverse’ – is, for the first time, being tested by ...

Say our universe is a bubble. And there’s another universe in another bubble. Researchers have simulated what it would look like if the two bubbles bumped against each other, and their work could ...

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 ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. The Universe is all there ever was, all there is, and all there will ...

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 ...

Robert Lawrence Kuhn is the creator, writer and host of "Closer to Truth," a public television series and online resource that features the world's leading thinkers exploring humanity's deepest ...