Look past the details of a wonky discovery by a group of California scientists -- that a quantum state is now observable with the human eye -- and consider its implications: Time travel may be ...

STRANGE as the idea of other universes is, it has become almost commonplace in physics. Parallel worlds are central to one interpretation of quantum mechanics. Inflation versions of the cosmological ...

Parallel Universes, Multiverses, Alternate Timeline & Realities are the focus of many theories of physics and popular science & science fiction. Trump’s trade deal with Canada collapses Tropical storm ...