Willow's prowess might be thanks to the workings of an alternate dimension. Thought leaders in physics have long debated the existence of parallel universes, and many posit we're on the brink of ...

The multiverse theory, a mind-bending concept, proposes that our universe is not alone. Instead, it suggests a vast sea of universes, each with its own ...

One of the most popular science fiction tropes in movies and TV, right up there with time travel and extraterrestrial life, is the idea of parallel universes or alternate universes. The concept of ...