Rick and Morty, Loki, Dark Matter, and The Man in the High Castle are incredible sci-fi shows that feature parallel universes ...

A mind-bending new theory has reignited one of humanity's oldest questions: are we really in control of our own lives?

Here’s what you’ll learn when you read this story: Our universe has cracks, linking us to others, a quantum physics theory says. This opens the door to another version of you existing in some other ...