Science fiction fans, philosophers, and physicists have been captivated by the idea of parallel universes, often known as multiverses, for many years. According to this intriguing theory ...

Implications for Parallel ... questions about the Universe's fine-tuning. Why does our Universe support intelligent life? How do its parameters compare to hypothetical multiverses?

Multiple universes and parallel worlds are all the rage in film and TV these days from the Marvel cinematic universe to Stranger Things. But multiverses are more than just fiction, many scientists ...