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48 votes
Accepted

How should a time traveler be careful if they decide to stay and make a family in the past?

Not at all. The problem with inbreeding is that "bad" recessives might combine. By adding several hundred generations in between, the risk of that is exceedingly small. No larger, really, ...
o.m.'s user avatar
  • 116k
18 votes

How should a time traveler be careful if they decide to stay and make a family in the past?

I voted for @O.M.'s answer and you should to. I only have an idea that builds on what @O.M. said. This is an opportunity to do cool things that you can use in your story Here we're treading the line ...
JBH's user avatar
  • 124k
18 votes
Accepted

Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?

It really sounds like a fun story. If I knew and believed a 75-year time jump was to happen, I would make sure to have like-minded acquaintances in a country with enough rivers and fertile lands and I'...
Daniel Rg's user avatar
  • 196
17 votes

Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?

An amusing question. Many thoughts. Excuse me if I ramble. First thing would be to get out of cities. As you note, anyone in the upper floor of a building might find the building has collapsed and he ...
Jay's user avatar
  • 15.1k
15 votes

Universal Graphical Representation of a specific moment in time

Put a clock on it. You can do pretty well pretty easily if you put a lump of metal in a box and some pictograms to tell the aliens what isotope was in the box when you launched it. The aliens can ...
g s's user avatar
  • 7,277
13 votes

Possibility of anachronistic fossils due to time travel

Polypropylene fully degrades in a few decades, so unless she dropped it in the equivalent of a lab environment it will be long gone 74,000 years later. One circumstance which would fit into your story ...
Kilisi's user avatar
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13 votes

Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?

Get a government job Ideally in something critical, like disaster preparation. This might take longer than 30 days. Realistically, the only entities capable of weathering something like this will be ...
lupe's user avatar
  • 5,447
12 votes
Accepted

Rip van Winkle crime spree

There's a number of problems with this. One, if the government(s) find out about the practice, either all statutes of limitation will be repealed or time travel exceptions will be put into the laws. A ...
GiantSpaceHamster's user avatar
11 votes
Accepted

Possibility of anachronistic fossils due to time travel

It's organic, so it might fossilise if it found itself in ideal conditions for the fossilisation of soft tissue, i.e. being rapidly buried in stagnant, anerobic mud, which later becomes part of a ...
N. Virgo's user avatar
  • 6,025
9 votes

Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?

Rather silly, but fun. Now I can't stop thinking about it. You don't die on arrival because you are now part of a tree, but what if a tree has grown where you were standing? By my reading of this, ...
Richard Kirk's user avatar
  • 9,489
9 votes

How should a time traveler be careful if they decide to stay and make a family in the past?

I would add another factor that wasn't addressed in other answers : Her partner's gene pool might never have made it to present times anyway. There have been many wars, illness, accidents etc... that ...
Mickaël C. Guimarães's user avatar
9 votes

Rip van Winkle crime spree

Wouldn't work. If the criminals left behind evidence, they could still be convicted despite not recovering the stolen property. Frame Challenge Instead of the statute of limitations, focus upon double ...
Thorne's user avatar
  • 47k
9 votes

Universal Graphical Representation of a specific moment in time

Pioneer already carries the information in its velocity. If the reader knows where it has come from using the pulsar map, then they can work out how long it took to get from there to here given the ...
Richard Kirk's user avatar
  • 9,489
8 votes

Possibility of anachronistic fossils due to time travel

Frame challenge: I'd rather be bothered with modern microbiota introduced into the aged ecosystem Humans evolve, and whatever other symbiotic or parasitic bacteria we have on or in our bodies also ...
Vesper's user avatar
  • 7,914
7 votes

Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?

A cave The Dead Sea scrolls - paper - remained untouched for over a thousand years by simply being stuck in clay jars in a cave. Find an extremely desolate cave that is ridiculously difficult to ...
Vogon Poet's user avatar
  • 8,169
6 votes

Rip van Winkle crime spree

If the effect can be finetuned to make someone disappear for only a short amount of time, then you could offer clients a "free sample". They can jump forward one day/week/month, verify ...
BBt's user avatar
  • 156
5 votes
Accepted

Can 'prions' help me avoid a genetic engineering temporal paradox?

With decent genetic modification, this is twice as complex as it needs to be. I'd pick a genetically modifying virus over modifying an entire population, and then providing them with specific ...
lupe's user avatar
  • 5,447
5 votes

Could a character go back in time and then "kill" the timeline they came from?

In Time Travel, Consistency is More Important than Exact Rules Because we do not have any time travel IRL, any possible explanation of how it works is equally plausible, especially magical time travel....
Nosajimiki's user avatar
  • 95.1k
5 votes

Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?

Location, Location, Location You want a spot not on a flood plain (not even a 100 year flood plain), away from hurricanes, tornadoes and earthquake zones. You'll want to make at least the core ...
Yakk's user avatar
  • 15.7k
4 votes

How should a time traveler be careful if they decide to stay and make a family in the past?

No significant danger Populations have moved so much in 5000 years due to war, colonisation, migration etc,. that it's highly unlikely there is any risk. Locale might make a difference in rare cases. ...
Kilisi's user avatar
  • 26.6k
4 votes

Possibility of anachronistic fossils due to time travel

I just don't see what is the problem if a small plastic item is found somewhere in Africa. I cannot say for sure, as I have never been there, but I believe that they do have plastic ballpoint pen caps ...
AlexP's user avatar
  • 90.6k
4 votes

Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?

The whole universe is moving, my dear Assume that you vanish, and reappear 75 years later... will be... in space! Earth itself might be about at the same spot relative to the sun if our time-travel ...
director_PR's user avatar
4 votes

How to provide a concrete evidence that the time machine works?

Make a non memory message Using cybernetic implants inside their bodies, while in the past they can make a record of what they saw. Since the suit only erases things outside their bodies, this allows ...
Nepene Nep's user avatar
  • 39.4k
4 votes

How to provide a concrete evidence that the time machine works?

This is a Frame Challenge How do you defeat a godlike character? You can't. You must introduce a weakness, an Achilles heel. You've created a "godlike character" by developing rules of time ...
JBH's user avatar
  • 124k
4 votes

Universal Graphical Representation of a specific moment in time

This is a Frame Challenge The reason the pulsar map is so cool is because it's something that exists in three physical dimensions in space. The problem with time is that it only exists in a single ...
JBH's user avatar
  • 124k
3 votes

Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?

Back to basics what do you need to survive. Prepare for many jumps because everything becomes much harder to get after the first. tools, fire, food, water, shelter, defense, social. Tools You want ...
John's user avatar
  • 81.4k
3 votes

How to provide a concrete evidence that the time machine works?

eat something. Or, store something in you mouth before you leave. say, some futuristic technology (futuristic in regard to the time you're travelling to) or an antique (if you're going to the past). ...
alkahest's user avatar
  • 1,309
3 votes

Universal Graphical Representation of a specific moment in time

Universal decay of regions- the universe is a machine eating itself, hydrogen to helium to yada.. yada to iron. Short periods in between where the slag is radioactive. So why not define a point in ...
Pica's user avatar
  • 4,638
2 votes

Bringing potatoes to the middle ages

Appear in what soon will be Poland, around 960s. The warlord family of Piasts is just starting their campaign to unite Western SLavic tribes into one identity, the "people of the fields" AKA ...
Going Durden's user avatar
  • 3,956
2 votes

Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?

How do you, specifically, survive? Stand on a mountain, above the tree line. Unless there's a major earthquake, you should be fine. The rate of growth of the Rocky Mountains isn't enough to take the ...
Robert Rapplean's user avatar

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