Hints of a mirror cosmos have a way of gripping the imagination, and recent chatter about “first proof” of a parallel universe has pushed that fascination back into the spotlight. Behind the viral ...

Why did the valet hate being in a parallel universe? Because it was all parallel parking! A parallel universe is one of the favorite subjects of fiction writers. There are numerous books, films, video ...

The Oak Ridge National Laboratory has been doing research into neutrons that could potentially confirm the existence of real-life portals. This has got the internet thinking about the 'Upside Down' in ...