Questions tagged [time-travel]

For use on questions regarding travel forwards or backwards in time. This tag should be used in conjunction with the universe it is found in and any relevant work tags.

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8
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2answers
1k views

Children’s book about time travel and friends being taken from past time periods

I’m trying to remember the name of these books I read as a kid. It involved a group of friends (maybe 3 kids)? They somehow managed to travel back in time but if they changed anything or too much it ...
26
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2answers
4k views

Time travel “viewer” device discovers a spaceship on ancient Earth

I was looking over the Wikipedia list of time travel stories and realized one I had read in the early 1980s was not listed. It was a short novel, perhaps 100 to 150 pages in paperback. I recall it ...
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0answers
67 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 ...
4
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0answers
96 views

Is there any evidence that Whiterose's machine was real?

In Mr. Robot, Chinese Minister Zhang, aka Whiterose, has at great expense and effort over the course of decades constructed some sort of machine in New Jersey. The interior looks science-fiction-y the ...
5
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0answers
88 views

1970s story about time slip using a potion to slow metabolism

In the story, set in the late 19th/early 20th.century, the subject built an underground bunker, with periscopes for viewing the world, and jars of preserved food. He used a potion to slow his ...
7
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1answer
232 views

Looking for an old-old sci-fi tale about time-traveling

As recommended, I'm "migrating"/"duplicate" from literature here, to sci-fi. I can not remember, who is the author, but this seems was Ray Bradbury, however, I've already read couple of his short ...
2
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4answers
159 views

Do the time travel rules of the Indian movie 24 make sense?

There are basically three kinds of time travel stories in terms of they handle paradoxes: Stories that obey the Novikov self-consistency principle, like the TV show LOST and the movie Interstellar, ...
5
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1answer
185 views

Book where one of a group of time travelers stays in the past, lives out her life there

I read a book in 2005 or so in which some young people, maybe university students, went back to the middle ages with some kind of time machine and somehow they got stuck there for a while. They had ...
2
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3answers
207 views

Has Star Trek ever addressed the issue of superluminal communication and time travel?

With our current understanding of space-time and SR (presumably, the understanding shared in the Star Trek universe), superluminal travel can lead to incidental time travel into the past. See this and ...
3
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1answer
110 views

What tv show is this about a boy travelling to another world in medieval times?

It's a kids/teen show not sure if it's the '90s or early 2000s. It's either another world or the protagonist travelled through time to the Middle Ages and stayed with farmers. There was this part I ...
4
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0answers
67 views

A science fiction (maybe kids) book about a TV remote working as a time machine

I read this book a really long time ago (likely 18-24 years ago). A kid goes to his grandmother's house and the grandmother says she accidentally made the TV remote into a time machine that can pause, ...
2
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1answer
172 views

Looking for a time travel movie from 70's or early 80s

All I can remember is that a young boy enters a science lab and finds a time machine with a capsule, and travels through time and ends up in the past in a forest, where he stumbles across an old man. ...
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0answers
42 views

What is Silver The Hedgehog's full timeline?

Silver The Hedgehog has a rough and bumpy timeline that I don't know where to start at, in 06 he was first introduced, but apparently when they destroyed Solaris it didn't fix his future, and I know ...
3
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1answer
145 views

A 60’s or earlier short story about time travel and a dinosaur hunt that changes the present [duplicate]

It is a short story, which I read in the '60s but might be older. This story is neither "Big Game" nor "Day of the Hunters". It might still be by Asimov, but I doubt it. Two stories on the same topic,...
5
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1answer
521 views

Pre-2000s novel about tourism through time travel

I am pretty sure this was a novel, but I can't pin down the time when it might have been written (though it was likely between the 1980s and early 2000s). As I recall the plot, tourists were taken ...
5
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0answers
166 views

Girl sent back in time by a flying monster to save a boy's life, with an agreement that she'll avoid him falling in love

I am looking for a manga but I can't remenber the name. A shy high school girl falls in love with a solitary/delinquant boy in the same class as her. They dated for several years but the boy is then ...
3
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1answer
158 views

A book about a girl who travels back to Medieval times?

I need to find a book that I read in 2006. The plot I remember: The MC is a girl The landlord's son (or a prince) goes to the future. He met the girl and then they live together for 1-2 months. After ...
5
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0answers
151 views

Very short story that involves time travel, sea-people, and a post-apocalyptic world

Years ago I read this story that I can't remember the name of. I asked about this on Reddit but no one answered. The story is from a point of view from a group of sea-people many years into the ...
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2answers
297 views

How does time work in “Avengers: Endgame”?

We know thanks to the Ancient One's explanation in Avengers: Endgame that when an Infinity Stone is removed from its own timeline and goes to the past or future, that an alternate reality is created. ...
14
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0answers
215 views

Short story about a photo restoration specialist who can travel back in time to the day a photo was taken

This was a short story, told in the third person. Written in English. I first read it in a library book, sometime during the 1980s, probably no later than 1986. (I lived in Indiana at the time.) I'm ...
8
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1answer
109 views

Graphic novel from 2014 or later with a time traveling device

I read this graphic novel two or three year ago at a Barnes and Noble. It was a newer comic—2014 or later, but not much earlier, I believe. It centered around a man who makes a time traveling (...
37
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1answer
6k views

A man condemned to serve his sentence in other times

Looking for help to find a science fiction short story about a man send to the past to serve his sentence, and at the end when he is happy, married and successful, his is recaptured by a co-worker who ...
6
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0answers
147 views

Who was the first to make use of the joke “You mean, when are we?”

There is a very common joke in time-travelling stories. One person asks "Where are we?" and the other responds, "When are we?". What is the earliest instance of this joke being made? I am ...
6
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1answer
120 views

Sci-fi/time traveller cartoon where a time traveler on a training mission saves a girl from being killed which makes Earth disappear [duplicate]

Sci-fi/time traveller cartoon from the early to mid 2000's. The plot goes like this: A time traveler was in some sort of training mission. Whilst he was on this mission he witnesses this girl that ...
7
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1answer
170 views

Is Yancy Fry Sr able to emit Delta Waves?

So Philip J. Fry's brain is unable to produce delta waves because Fry Yet, Yancy Fry Sr. is still Philip's father. So Fry is also And thus, Yancy is So, is Yancy Sr able to emit Delta Waves ?
6
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1answer
167 views

Short story in which protagonist has to go to where the last human on Earth dies to get back to the present

I read this story in one of the many anthologies I've had over the years but can't find it. The protagonist is a scientist. Something goes wrong with an experiment and he starts skipping forward ...
9
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1answer
213 views

TV episode where man changes the timeline, then comes home to Nazi America

This was in color, I think from the nineties; I believe it was a TV episode not a full movie. A man lives in either Cleveland or Cincinnati during World War Two and has some sort of argument with a ...
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2answers
145 views

“Causal loops are unchanging and self-originating, whereas time loops are constantly resetting”.. What does it mean? [closed]

Recently I've started reading about Time Travel after watching it in Harry Potter and the Prisoner of Azkaban. There is a line on this subject in the Wikipedia page on 'Causal Loop' i.e. The term "...
8
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0answers
177 views

Time-travel novel with a timeship and a character who fights himself

I have a strong memory of a scene in a time-travel book without remembering many other details. The main character is trying to accomplish something (I don't recall what, but call it X). In a wooded ...
4
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1answer
416 views

Are there any actual examples of “awful things happening to wizards who meddle with time” in the book? [duplicate]

In Harry Potter and the Prisoner of Azkaban, Hermione mentions: Awful things happen to wizards who meddle with time. Now, I can imagine what could go wrong logically, for example, their past self ...
8
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0answers
165 views

Short story about time traveller who brings virus from future

A short story about a time traveller from the future who brings a virus to cull the human race in our present. He muses on previous unsuccessful attempts and why more direct action is needed. He tries ...
2
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3answers
410 views

Story by Aaron Bernstein about a man going to space at a speed faster than light and looking at the Earth of the past

An episode of G, a miniseries by Radiolab, about Einstein’s brain describes a story by Aaron Bernstein Einstein read in 1905 or earlier that inspired him to think of relativity. It’s not “Eine ...
9
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1answer
245 views

Time travel story. 2 Researchers are stuck in primitive man times. (Neanderthal or Cromagnon) for MANY years

Paperback probably at least 20 years ago. in English The 2 researchers (1 male and 1 female) are just a side story to the main novel... (Their "story" is told in various interludes between chapters ...
5
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2answers
233 views

Archaeologists Time Travel to King Arthur Times

I remember reading a book about a group of archaeologists who are on a dig, they find a building, and they end up traveling back to what I believe was Arthurian times by way of something they found. ...
22
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1answer
4k views

90s/2000s TV show : man uses government time machine to fix national problems

This is a TV series from the early 2000s (maybe the late 90s). It was on prime time TV in the US. There is a government agency that has a time machine that allows the main character to jump back in ...
7
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0answers
82 views

Man falls through time in giant worms that connect past and future

Looking for a fiction story, probably YA, about a man who fell through time down the time worms in the story. It almost killed him, and he slowly kills himself with vicious alcohol of sorts that ...
10
votes
1answer
293 views

Time travel novel: machine makes clones, clones battle to be the one to get back their life

Published within last ten years. Guy enters machine. Comes out; the world is slightly different. He goes home, finds another guy is living his life. "Oh my god," he realizes, "I'm in a different ...
9
votes
1answer
231 views

Sci fi short story name about cyborg time traveling soldier [duplicate]

I have been trying to track down story I read in a middle school or high school class about a decade ago. It involves a soldier that was sent to "the end of time" in a gigantic battle for the universe....
8
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0answers
204 views

Short story might be called “The Drifter” about a man who falls asleep on a bus in the 1940s and wakes up in the 1980s

I am a librarian hoping to help a patron. The patron believes this science fiction/fantasy story was written in the 1960s by a housewife with four kids. The story might possibly be titled "The Drifter....
17
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1answer
244 views

Time traveler tells historical figures of their importance just before death

I'm trying to remember / find a short story (a few pages, if that) about a time traveler (possibly rogue(?)) who meets important historical figures just before their death and informs them of the ...
5
votes
1answer
206 views

TV movie: people travel back in time to see disasters

This was maybe late 90's, early 2000's- A man is photographed in a subway train wreck (I think)- later he is found in pictures of multiple disasters that happened years or even decades earlier. Turns ...
1
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1answer
98 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....
9
votes
1answer
175 views

Book about a brother and sister that shared a telekinesis connection

I’m looking for a book I read in the 80s about a brother and sister that shared a telekinesis connection. She was able to follow him as he traveled to a different time/realm. She felt the connection ...
5
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1answer
274 views

Did Picard violate the Temporal Prime Directive in “All Good Things…” [closed]

In "All Good Things…", the series finale of Star Trek: The Next Generation, Picard time travels to a number of eras, including his relative future. When the crisis is resolved, he chooses to share ...
24
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1answer
2k views

Book series about using wormholes and time travel to reduce decades of space travel to days

This was a two-book series. A ship would leave one destination with its crew and passengers in cryogenic sleep and cruise for, e.g. 80 years to the wormhole. They would pass through the wormhole to ...
8
votes
3answers
555 views

Cartoon about some kids who found dinosaur fossils and made them into pets

There was a cartoon about some kids who found dinosaur fossils and made them into pets that could fight other dinosaurs. It also had time travel involved. I think it was a mid 2000s show.
6
votes
1answer
84 views

Book about two kids who travel back in time and meet a dinosaur that likes gingko fruit

I read the book a long time ago as a child. If I remember correctly, it was about two kids who found a cave along the shore with dinosaur footprints, and when they followed the footprints into the ...
20
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2answers
5k views

Early 2000s movie about time travel, protagonist travels back to save girlfriend, then into multiple points in future

I'm trying to identify a movie I saw once in the early 2000s. It was a movie my mom had rented from Blockbuster and I remember walking in at some point to watch a fairly significant portion of it - I ...
4
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0answers
108 views

Alchemist meets time-traveller

I would like to identify a short story, probably written before 1975, in which an alchemist somehow captures a time-traveller and demands a quantity of gold in return for his release.
6
votes
1answer
715 views

Time travel back to stop a man to commit a disaster

I want to think that it was a series or a TV movie series. The movie/series looks like timeless but it not it well to what I have read in the episodes summary. It looks like a 2010s movie. I did not ...