Relax. There may be a parallel universe in which you caught that bus
While parallel universes sound like science fiction, they are in fact a — speculative — part of physics, and that in more than one place: quantum mechanics, our current (and incredibly precise) description of atoms and elementary particles, gives tantalizing hints of an infinity of parallel worlds. And string theory, one of the candidate theories for a unified description of physics, suggests an other kind of “landscape” of parallel universes, some that are similar to ours, and others that are mind-bogglingly different.read more
