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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9 votes
3 answers
1k views

Short story in which time slips and the passenger pigeon reappears in North America

I read a sci-fi short story in an anthology. The story featured a college professor who realized time was unravelling when the skies darkened with passenger pigeons. This was in the early seventies ...
23 votes
1 answer
2k views

What film had an amnesiac time-travelling android from the future who became Jesus?

I have a dim memory of a movie (it might have been a TV movie) made in the 70s or 80s about an android who time travels from the future and washes up on a beach in the 20th Century, possibly a Greek ...
3 votes
1 answer
69 views

Manga where the villainess was executed and then goes back in time and apologizes to the male lead, whom she bullied

I'm trying to find this manga where the villainess was executed and then goes back in time, but not before she bullied the male lead, so she apologizes to him. The male lead's father left on a ship ...
3 votes
0 answers
92 views

Time travel book where a father loses his children by changing his past

I’m trying to locate a book with only a minimum of memory of the book, other than I really enjoyed it! It’s time travel, and the premise is that a man (a father/husband) is given the chance to travel ...
3 votes
1 answer
329 views

Animated show about a little boy who could travel to different places

The start would always either be the little boy on his bike or playing. He would travel to different places. One place was Canada and he helped drive a train and gave different people syrup. Another ...
2 votes
1 answer
64 views

Fantasy manga where the protagonist's village is attacked on his sixteenth birthday

I'm looking for a manga where the protagonist lives in a world of magic and his village ends up being attacked by a villain on his sixteenth birthday. After a while, he ends up dying, however he goes ...
4 votes
0 answers
74 views

White haired female lead with pink magenta eye stone who turns back time after killed by some duke family who adopted her for using her

It’s been a year since I read this. It was on a website that translates Korean comics (manhwa). The points I remember are: The female lead (FL) has white hair and pink magenta eyes, which is a mana ...
4 votes
0 answers
118 views

Searching for a book series involving time travel and immortality

I read it a few years ago. It was a newer book. I remember the series wasn't completed yet. It involved a man that gets sent back in time. He helps a village with some sort of irrigation system (I ...
2 votes
2 answers
2k views

Manga with a pink-haired witch who is the daughter of a noble family in a historical setting

I'm trying to find a manga that I once read. The main character is a female lead (FL) with pink hair. She is also a witch in a kingdom/empire (I don't remember which one it was) where witches were ...
5 votes
1 answer
498 views

In the ST:Voyager episode Relativity, how could Seven see the weapon in the past when she could not see it in the future?

At the beginning of the episode, Seven finds the weapon while Voyager is in dry-dock but it is “out of phase” and she indicates that they have found where the weapon was placed but not when. At ...
3 votes
3 answers
1k views

Manga where the main character can travel to a post-apocalyptic future filled with monsters when he sleeps and has a cultivation technique

The main character falls asleep in the middle of class and finds himself as a skeleton with only his head normal in a post-apocalypse. There he first fights against limping skeleton with brain and ...
8 votes
6 answers
6k views

Has any sci fi ever tried to explain how conservation of momentum and energy would work with time travel or other similar teleportations? [closed]

Where one just shows up in one point in time and space, whether through time travel or teleportation (one may argue any teleportation would involve time travel due to space-time relativity, but I ...
1 vote
0 answers
47 views

Sci-fi book about a boy in space who can use the elements and goes back in time when he dreams

They're in space in the future, but when he dreams he travels back in time. On the planet, everyone can use the elements, like in Avatar: The Last Airbender. Also, there's a magic sword or something.
19 votes
1 answer
2k views

Short story about a self-aware machine that time travels; the title may have been an acronym

I need some help finding the name of a short story in an anthology I read. I think it may have been written in first person about a man-made machine intelligence that causes or survives through a ...
7 votes
1 answer
190 views

80s novel, a time traveler rescues a dying classical composer and brings him to future to start composing on modern instruments

I am trying to recall the title of a novel. It is probably from the 80s (maybe as early as 70s,) in English, USA paperback. I am pretty sure the cover had a piano keyboard wrapped around a person so ...
11 votes
1 answer
205 views

Novel about a dying man able to travel through time in his ancestors' bodies during his near-death experience

I'm looking for a novel read before 1992, so probably written in the 80s. Here are the elements I remember: The main character is dying, and the plot follows him nearing death. Overall it may have ...
1 vote
1 answer
56 views

Romance manhwa where the female lead regresses for the 3rd time to childhood and chooses a different husband

In it the female lead is regressed for the 3rd time to when she is a child where she chooses a different husband from the last time. She has tried to escape with a lover but both times hunted and kill ...
2 votes
1 answer
1k views

Manhwa where female protagonist tries to escape death after reincarnating several times in a fantasy/historical novel

I am looking for a full color manhwa. A girl reincarnates into a novel(?) and realizes that she dies after some number of years. She tries to avoid that and takes a different route but dies anyways. ...
3 votes
0 answers
97 views

Transmigration novel where a girl enters a novel she's been reading and becomes friend with the male lead

It is a historical novel, transmigration/reincarnation themed. This girl enters into a novel she read and becomes the male lead's childhood friend. I think the original friend died from falling off a ...
2 votes
0 answers
61 views

kids book about dinosaurs and time travel

A boy travels back in time to see this girl who looks after dinosaurs. I believe her name was Fern and she has ginger curly hair. I can't really remember anything else about the book, but I know he ...
3 votes
2 answers
349 views

Why is this act supposed to be a final success for the future antagonists?

(All-spoiler question) In the 2020 film Tenet, arms dealer Sator is instructed to bury the "algorithm" by means of a cave-in at Stalsk-12, and his success in doing this somehow ensures ...
14 votes
3 answers
696 views

Book about a man on a space station who sees himself

I'm looking for a book about a man on a space station who travels through time and sees himself lurking around, but he doesn't know it and hits the intruder over the head. He is setting traps for the ...
7 votes
0 answers
103 views

Can you find a fictional short story about time travel that was in 1990s american language arts textbooks?

Group of kids travel to the past and to the future, where humans have evolved and reduced language down to a simple word. The word "sellup" has infinite meanings and is their only form of ...
5 votes
1 answer
884 views

Book where futuristic artefacts appear from a reactor breach. One allows time travel 80 years into the future, where everyone is gone!

I read this around 5 or more years ago. The cover art was a shattered Statue of Liberty. It was set in current times. This book has artefacts that appear from a reactor breach. They are futuristic ...
4 votes
0 answers
136 views

Book where a woman has seizures and is given a device like a garage door opener that sends her back in time

Not sure who the author is. The device is like the remote control. I can't remember the time period she goes back to but she goes several times. At one point she is in jail. A doctor gives her the ...
4 votes
1 answer
227 views

Movie involving a teenage boy who goes back in time and saves a royal from drowning

In a movie I remember watching, a teenage boy went back in time too far (he wanted to go to his sports game he missed out on) and saves like a royal from drowning (I think), but needs to be sent pills ...
7 votes
1 answer
913 views

Time travel book involving an agency that fixes the past, which is largely meddled with by strawman liberals

I read this somewhere in the last two years (2019-2020) as a Kindle EBook. I did not finish it, as the book ceased to interest me for reasons I'll expand on later, but recently it's been poking at the ...
4 votes
0 answers
49 views

Sci-fi book for teens, probably from the early 90s about orb-people from a future of human evolution, inhabiting modern college kids

The characters are orb-people from a future of human evolution, and part of a class is them inhabiting modern college kids. It's basically them reacting to normal college drama with no experience with ...
2 votes
0 answers
63 views

Time travel book where bacteria heated to a specific degree causes plague

All I remember of the book is a man goes into the future, learns that heating bacteria to a certain temperature degree will cause plague/sickness/airborne danger something. He goes back in time to ...
11 votes
1 answer
440 views

Movie where, at the end, the main character is sent back in time to the day he met his wife [duplicate]

This is a movie I saw when I was a kid, but I really can't remember what year it was; probably between 2000 and 2006. It was in color and most probably in DVD format. I saw it in French, but I have no ...
9 votes
1 answer
172 views

A short story about time travelers who love to attend to disasters [duplicate]

I read this short story (or perhaps just long enough to be a novelette) at least 20 years ago but I think it is much older (see below why). In French, in a collection but it was clearly a translation ...
3 votes
2 answers
656 views

Is the Teselecta a fixed point in time and space?

In the episode "The Wedding of River Song" we see the Teselecta, resembling The Doctor, being shot by River Song wearing the astronaut suit. The community, to justify the messing with a fixed point in ...
2 votes
1 answer
705 views

Harry Potter fanfic where Harry time travels and is de-aged to 10, the same age as James

I can’t find this fanfic I read a couple years ago. I remember the following details: Harry goes back in time and is de-aged to 10 and is the same age as James He claims he is the son of Charlus ...
7 votes
0 answers
153 views

A planet with human-looking people who are not from Earth

This is a long shot... I remember very little of this novel I read at least 30 years ago. I was in a paperback which IIRC was already old. I read it in French but it might have been a translation. The ...
1 vote
0 answers
56 views

Manwha where the female lead uses a spell/magic circle to escape being killed by her sister

Can anyone please help me find the manwha (Korean comic) where the female lead was imprisoned by her sister because she wanted to steal the male lead? The sister told FL that ML did not love her and ...
0 votes
0 answers
78 views

Manwha which the female lead travels to back to historical Korea (maybe to the Goryeo or Joseon period)

Does someone know the title of a tragically-themed manhwa (South Korean comic) in which the female lead character travels from the modern era to the past in order to save her father? The father dies ...
4 votes
0 answers
187 views

Manga or manhwa about a girl who is transmigrated into a novel as the sick sister of one of the male leads and marries an assassin

The manga or manhwa is about a girl who transmigrated into a novel as the sick sister (I think her hair is green or blue) of one of the male leads or he is a very important character in the novel... ...
8 votes
2 answers
245 views

Sci-fi novel where a man has an accident and keeps traveling ten years ahead into the future

I'm trying to recall a book I read ages ago. It was probably a British novel, about a man who had an accident (perhaps car accident) and woke up ten year ahead in the future. In the novel, he stayed ...
11 votes
1 answer
1k views

Teenage girl finds clothes that make her travel back in time

I read this book as a girl some time ago. It was about a young girl (early teens?) who is rummaging through some old clothes, (at her mums friends house/ or mebe a shop) . She finds this article of ...
6 votes
2 answers
3k views

Book series about an evil king who eventually turns into a dragon that turns into a boat that goes back in time

I'm looking for a book series with a time-traveling story about an evil king who eventually turns into a dragon that turns into a boat that goes back in time to be the dark ship that the heroes used ...
16 votes
1 answer
2k views

Late 1980s series of "choose your own adventure" books about a time traveller

I've checked some of the other questions about similar books involving time travel, but this series is different from those. In the late 1980s I read a series of Choose Your Own Adventure-style books ...
2 votes
1 answer
319 views

In The Librarians why didn't this event in season 4 change the present?

In season 2 episode 10 when they're in the time machine room, Flynn says: All their owners tried to change history and got caught in temporal loops because you can never ever ever violate causality....
8 votes
2 answers
3k views

What did David's words mean at the end of Project Almanac?

What did David mean when he walked up to Jessie and said We're about to change the world? Why would David say this? Was this hinting at him being able to rebuild it? If so, that seems a little ...
6 votes
0 answers
81 views

Story about a spacecraft that crash-lands on a planet with a civilization resembling Pre-Columbian era

I have read this book around 20 years ago, and the book was already quite old at that time so was likely written before 1990. Highly likely I have read it in Hungarian, but I'm unsure if the novel was ...
1 vote
1 answer
91 views

Dark manhwa/webtoon about a girl who meets her alleged future husband, who has actually time traveled to find his twin's killer

I'd like to ask for help finding a webtoon/manhwa. The story might be a bit all over the place, but I remember all of it quite well. It is set in high school, the main character is a female (I shall ...
18 votes
4 answers
5k views

First instance of a universe being "close enough"

My favorite Simpsons episode is the 1994 Halloween episode in which Homer Simpson repeatedly travels back in time and makes changes in the past, resulting in bizarre alterations to the present. ...
6 votes
3 answers
3k views

Looking for a book featuring a soldier/marine travelling to a different time/universe

I picked up a book a year ago and read the summary at the back(part of a series maybe?) at a airport bookshop but had to stop because of my flight was about to depart. I can't remember the author or ...
6 votes
3 answers
1k views

Why did the Doc decide to use a train?

In Back to the Future III, Marty gets back to 1985 by putting the DeLorean in front of a train, then using special fuel to increase the speed of the train. If this failed, the DeLorean - with Marty ...
6 votes
1 answer
149 views

Book where the protagonists are transported from the past into a futuristic spaceship

I am looking for a book I read on kindle a number of years ago (not an account I have access to now). The concept was that 2 midshipmen (I think that was their rank) are transported forwards in time ...
21 votes
2 answers
3k views

Sci-fi book series in which time travellers from the future salvage valuable equipment from moments in time that won't impact the future

I’m trying to recall a book about time travel that I read maybe 5-10 years ago. Some of the details I remember include: The setting is futuristic, where humanity has spread across the solar system (...

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