Chinese researchers are poring over a puzzling gravitational wave signal that appears to defy the standard script of black ...

It is possible that there are many other universes that exist parallel to our universe. Theoretical physicist Brian Greene, author of The Elegant... A Physicist Explains Why Parallel Universes May ...

Parallel worlds sound like science fiction, but modern physics paints a different picture. Quantum mechanics suggests that particles don’t choose one path—they follow all possible paths, branching ...