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Questions tagged [parallel-universe]

A parallel universe or alternative reality is a hypothetical self-contained separate reality coexisting with one's own. A specific group of parallel universes is called a "multiverse", although this term can also be used to describe the possible parallel universes that constitute reality.

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How many parallel universes exist in Futurama?

In the first season, Fry is taken to and shown the edge of the universe, which looks onto a parallel universe. Fry turns to the Professor and asks, "Is there an infinite number of universes?," and the ...
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Children's book from the 90s early 00s about kids discovering a parallel town. Green book cover

I read a book in the late 90s or very early 00s, and I know it had a green cover, crazy green colour with a lot of activity on it too. It was about some kids who discovered this other parallel town or ...
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What was this (novel or short) story about travel between parallel/multiple universes by tuning into them like a radio?

Many years ago I read a story about multiple universes splitting apart, and the possibility to trade between them using a radio like scanner to find where you left from. It may be a short story or a ...
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Book where a soldier is transported to an alternative Earth during the Battle of Verdun (WW1)

This is a long-shot as I remember very little about the book. It may not even have been written in English, but in Dutch. I read this in the first half of the 1980's. Got it from my school library. ...
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Book with parallel universes being taken over by an evil presence

It would have been published around 2012. It's about a guy taking a girl with him to parallel universes. The universes are empty/dangerous because there is an evil presence there; something like big ...
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50's story: space travelers reach speed of light, universe implodes

It was probably a short story by one of the popular sci-fi writers of the 50s. As I remember it, the story unfolded in a space vehicle where two travelers had embarked on a mission to exceed the speed ...
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123 views

A man sent to a parallel Earth to save someone important

This is not a novel, but "longish" short fiction, novelette or novella. I read it around 1984, in an already used book containing half a dozen or so stories, in a cheap hotel in the US. There were ...
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Looking for the name of the book where a character enters another world in where he is part of a prophecy

I read this book in elementary school but don't remember the title, author or anything aside from a few vivid points. The story starts in the real world (I believe it's around WW2) where a boy ...
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Kids' book about a boy in parallel universes

Media: Children's book. Cover: It had a 2D drawing of the kid and maybe some planets on the cover. Year read: 2009-2012 (as a kid in kindergarten to second grade). Written sometime between 2000 and ...
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Children's fiction book about the multiverse

The book contains a multiverse which is explained as follows: The multiverse is infinite parallel realities almost in the shape of a sphere with layers closer to the center being better (more ...
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How many dimensions are there in the 1980's TMNT cartoon?

A common plot device in the 1980's Teenage Mutant Ninja Turtles cartoon is the Dimensional Portal, which operates in a similar manner to a Stargate, except for the fact that it links parallel ...
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Short story with travel between alternative realities through the London Underground

I think it's a story from the 60s or 70s, set in its present. A British SS from an alternative reality in which Nazi Germany has won the war arrives inadvertently to our reality's London. I remember ...
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Sci-fi/Fantasy movie which identifies the Cow as the ugliest creature in the universe

I am looking for a fantasy/science fiction movie which has galaxy cops coming to Earth. The scene that I remember is one of the characters identifying a cow as the ugliest creature in the universe. ...
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Short story involving preventing disaster by keeping one key man from doing/not doing something

Read this story 20-30 years ago but it was probably old then. A team of operatives (from the future?) tries to influence the actions of one key man to prevent devastation of earth. In one world this ...
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Need the name and author of a Sci-fi novel involving luminescent creatures that live in another dimension

I remember reading this novel in late 80s or early 90s. So, it's gotta be written before this time-frame. In this novel, humans were travelling in a space cruise liner to visit a unique planet so as ...
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2k views

Story or movie about a man with 2 alternate lives (reality and in dreams)

I barely remember a story or movie about a man (or maybe woman) who had 2 lives: when he goes to sleep he wakes up in his dream, and when he falls asleep in his dream he wakes up in his real life. But ...
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Parallel world where everyone is selfish and mean to each other

I read a book about a parallel world. I remember a young, humanoid man who lived in a world where no one showed any warmth to anyone else, life was extremely cutthroat, and meanness was universally ...
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radio play about crosstime-traveling bidet advertiser

Thirty-odd years ago I heard a radio play about someone finding himself in a parallel world, very similar to his own, except that no one has ever heard of his fabulously successful advertising ...
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Super Town, USA, Superman Comic

Once upon a time I read a comic from the 1990s, I think, that had Superman waking up in a little town and having a look around. He'd been chasing Lex Luthor's thugs into another dimension. In this ...
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Teenage girl falls through portal into an alternate reality with only her backpack

Looking for a book I read as a kid, from the 80s/early 90s. Young teenage girl falls through portal of scientist she works for while cleaning up. Finds herself in alternate reality with only her ...
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YA Sci Fi Alternate universe/reality where all cars are black

I read this book between 2007-2012. I believe that the protagonist travels to an alternate universe where there are small differences between the two worlds. In particular, I remember that all of the ...
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Identify Children's parallel universe story from mid 2000s?

I keep thinking about this book that I read in the early to mid 2000s. It was a children's book about a couple of kids- boy and girl? Sister and brother maybe?- who somehow get into a parallel fantasy ...
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Name of comic book about steam punk-ish parallel universe

I want to find the name of a comic I read in 1990-ies- it begins with a man piloting his spaceship, he crashes and wakes up in a different world- it's set somewhere between Victorian and 1930-ies, but ...
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Search: a childrens' book in the 60s about a young boy who can travel between dimensions

I read a childrens' scifi book in the 60s about a young boy whose parents (I think) were scientists. I think they were working on interdimensional travel before he is born, and when he is born he is ...
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262 views

Short story where time travelers are surprised to see black people

In one of Gardner Dozois anthologies in the last few years had a short story about an alternate time line where the travelers were surprised to see black people as their reality had none. Can anyone ...
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Sci-Fi book about traveling to another dimension where people (at a certain age) get put into a room and never come out

There was a 1950 sci-fi story in which a man travels to another dimension where, at a certain age, people get put into a room with a video screen and never come out. He has a love affair with a girl ...