Questions tagged [time-travel]

For use on questions regarding travel forwards or backwards (or both!) in time. This tag should be used in conjunction with the universe it is found in. Can also be used to signify that the question contains time travel when asking in relation to an identification question: [story-identification], [episode-identification], [character-identification] and [object-identification].

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18 votes
3 answers
2k views

Short story about meddling time travelers [duplicate]

Sometime in the late 80's/early 90's I read a short story about a group of people (I think they were researchers at a university) who go back in time to change something, and then keep going back ...
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  • 341
11 votes
6 answers
799 views

Can characters be brought back in the Potter-verse via time manipulation?

In "Harry Potter and the Prisoner of Azkaban", Hermione was able to go back in time to change present. Does this allow for the resurrection of any character? There's one character in particular that ...
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14 votes
1 answer
325 views

Time War with villians preventing tragedies

I remember reading a short story which featured a man who was involved in a time war. He and many others were pulled from major disasters just before their deaths, and brought into the fight. The ...
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  • 104k
11 votes
1 answer
1k views

Looking for '70s era Time Traveling Young Adult Novel

I vividly recall this book I read when I was a kid in the '70s. I thought it was called Saturday the 14th, but I am having no luck with that title. It's about an adolescent girl having a really bad ...
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15 votes
1 answer
2k views

Short story about two brothers leading an expedition to the prehistoric past, one (Orren? Owen?) is killed and erased from history

I read this story (must have been in an anthology; I didn't read SF/F magazines) when I was a kid, which puts the publication date before 1975. I remember it as being much older than that, though, not ...
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  • 416
19 votes
15 answers
29k views

How do the timelines from Misfits align?

In episode 6 of the second season, we saw the fulfillment of a number of predictions made earlier in the series. There are a number of spoilers involved in this question. Specifically: However... ...
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  • 53.5k
43 votes
2 answers
5k views

Identifying a story about a girl named Sarah who finds out she is a robot

I read this sci-fi novel for young adults when I was a kid, and I would love to re-read it but I can't remember the title. I remember the copy I borrowed from the library had some sort of television ...
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  • 439
37 votes
5 answers
8k views

Why didn't the time cops try to stop Janeway when she traveled back in time to rescue Voyager?

In the series finale "Endgame", a future Admiral Janeway travels 26 years into her past to take the ship and crew through a Borg transwarp hub to the Alpha quadrant. However, in "Relativity", Captain ...
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  • 41.9k
70 votes
5 answers
13k views

Nude time travel in Terminator Universe

Why do they travel naked in time in Terminator universe? Is it ever explained in the movies or tv serials? If they cannot carry weapons, how do the cyborgs travel with metal under their skin?
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14 votes
2 answers
1k views

What is the title of a story about a elevator through time and the smallest possible change [duplicate]

Many years ago I read a story about a guy working for an organisation that would influence time-lines by traveling through time using a sort of elevator. The objective of the operators was to ...
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  • 717
4 votes
1 answer
623 views

TV series about pre-historic travel [duplicate]

I saw somewhere a new TV series. Here's what I remember: Sometime in the future, when the Earth could no longer support life (or something similar), a group of people goes to the past of the Earth. ...
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  • 2,747
8 votes
1 answer
584 views

Story about a neighborhood 'stuck' in time

I'm trying to locate a novel, probably young-adult or children's that I read about 15 years ago. I believe the plot centered around a neighborhood or city block that had become stuck in time, in a ...
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  • 2,388
18 votes
1 answer
1k views

Young adult novel involving Time-travel, via a round, rainbow like portal [duplicate]

Haven't read it since I was a child, but I recall a story involving a young man whose father built some kind of time portal that appeared as a circular rainbow. ("No end, therefore no pot of gold&...
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  • 56.8k
14 votes
1 answer
848 views

Two books by the same author: travel through different times, and news reports of aliens

I'm looking for two books that I think are by the same author. I read them both 10/15 years ago, and they're adult scifi/horror type books. One was about a group of people - I think a mixture of ...
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  • 423
11 votes
1 answer
922 views

Shouldn't there be a puddle jumper in Egypt at the end of Moebius in Stargate SG-1?

I've just rewatched Moebius, and made a realisation at the end of the episode regarding the puddle-jumper they use (the one discovered in It's Good to be King: But, I don't remember the puddle-jumper ...
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  • 44.1k
27 votes
5 answers
2k views

A story mentioning Isaac Asimov as a character

I've been trying to remember a story in which robots (or more likely people) in far future try to build a time machine. In the end they seem to send an assassin to kill Isaac Asimov so that he couldn'...
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  • 11.5k
17 votes
1 answer
1k views

A girl who transcends time

I remember quite a bit, but can't seem to find the title or (female) author. A girl accompanies her father as he captains a mission to travel at near-light speed in order to experience the effects of ...
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  • 277
16 votes
1 answer
538 views

In Timeline, does a "time" traveller truly die during transit?

In Timeline by Michael Chrichton, does a time traveller die during transit? I've been confused about this because from Chris' point of view of the transit, things seem to end suddenly in darkness (...
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  • 8,803
17 votes
2 answers
2k views

What does the blue elevator (?) in this picture refer to?

From graphjam, Can anybody tell me what the elevator refers to in the picture?
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  • 16.2k
29 votes
1 answer
2k views

Name of a sci-fi story about time travel

There was a short novel I found in my library few years ago, whose title nor author I don't remember. It was in a hard sci-fi setting: there was a pair of characters (man and woman) which traveled ...
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  • 393
26 votes
2 answers
11k views

How many different versions of Fry are frozen in the Cryogenics Lab in Futurama?

In a number of episodes of Futurama, Fry and other characters travel back in time numerous times, to freeze and unfreeze themselves, and do various other actions in the cryogenics lab. How many ...
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  • 10.9k
16 votes
3 answers
3k views

Does Bender's Big Score contradict Luck of the Fryrish?

In the Futurama season 3 episode "Luck of the Fryrish", we learn that Fry's brother Yancy had a kid named Philip, after his lost brother. However, in the movie Bender's Big Score, we see Fry travel ...
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36 votes
16 answers
19k views

What happens to the second Marty at the end of Back to the Future?

In Back to the Future (the original movie), Marty comes back from 1955 10 mins early to prevent Doc from being shot (which he fails at). He then rolls up to the Lone Pine Mall and sees himself hit 88 ...
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  • 6,789
30 votes
1 answer
3k views

Story about plagiarism by means of time machine

I can't remember the name of the story, and couldn't find anything on Google searches either. The story is about a science fiction writer whose story gets rejected by the publisher because it's word-...
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  • 11.5k
56 votes
7 answers
31k views

Back To The Future Flaw - why don't Marty's parents recognize him in the new future?

I believe I've spotted a flaw, and I'd like to know if other fans have noticed it too. In the first BTTF, Marty McFly travels back to 1955 (his parents' high school era). He meets his mother and she ...
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  • 6,789
44 votes
7 answers
7k views

What Star Trek work takes place the furthest into the future of the Federation?

Star Trek: Enterprise turned out to be a cool series, with some convoluted time-travel story arcs. In one, you see the Federation far in the future fighting a battle against the sphere builders. I ...
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  • 22.5k
27 votes
7 answers
3k views

What are the ideas on time-travel so far in Science Fiction? [closed]

There are many SF-stories about time-travel. But with time-travel come the possibility for a paradox. As far as I can see, there are different solutions from different fictional works. Maybe some ...
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  • 1,237
33 votes
1 answer
1k views

Has anyone tried to map out all the different Star Trek timelines?

I'm thinking of some sort of visual guide to show the relative relationships of all these time-based events.
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