The Big Bang Theory is an ultra-popular television franchise with one spinoff completed, one ongoing, and another with a ...

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 ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American In 1990 I wrote a bit of fluff for Scientific ...

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 ...

Throughout the existence of life on Earth, we have always been plagued with the question — are we alone? Regardless of humanity’s contrasting beliefs, there has always existed the undeniable fact that ...

Pick up any science fiction book from the 1960s, and you’ll find parallel dimensions explained through magic portals or mysterious machines that work “just because.” Today’s readers want stories that ...