The universe is a strange, beautiful place—rich with possibilities and governed by the odd rules of quantum mechanics. One of the most mind-bending ideas from this realm is the many-worlds ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

In this video, we explore the concept of multiverses and the idea that different versions of you may exist in parallel ...

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 ...