Recent discoveries have reignited excitement and curiosity in the scientific community, suggesting the possible existence of parallel universes. Scientists are delving into evidence and theories ...

In case you've faced some hurdles solving the clue, Time travel or parallel universes, in sci-fi, we've got the answer for you. Crossword puzzles offer a fantastic opportunity to engage your mind, ...

In the season 2 episode "Mirror, Mirror," Star Trek perfected the alternate universe trope long before Hollywood's multiverse obsession.