Linked Questions

3
votes
4answers
193 views

How to save humanity's legacy? [duplicate]

The Human species is diagnosed with some incurable disease, which has spread to every person. The luckiest have a year left to live. Humanity is over, but our achievements need not be. What can we ...
72
votes
20answers
15k views

How could an ancient race warn the future in a universally understandable way?

Let's say that an ancient race of beings locked away some sort of evil that could destroy the world if unleashed. Let's also say that unleashing it would be relatively easy to do if not warned of ...
43
votes
11answers
12k views

What happens to a human who receives more information than the brain can process?

Often in films and television shows when a person's brain is 'injected' with more information than it can handle, they suffer from immense pain. What would actually happen if you did supply a human ...
15
votes
7answers
3k views

Quick solutions to a modern warning placed on the surface of a planet for future generations

In response to Write once perpetual storage, is such a thing possible? Separatrix pointed me at How could an ancient race warn the future in a universally understandable way? and How might modern ...
19
votes
7answers
3k views

Alien message: arrows and sequence order

This is part of my Alien Message series: Recognizable natural numbers for alien message? Alien message: “Invitation” I recall a TV show featuring a discussion on the design of warning messages for ...
7
votes
7answers
1k views

Are these gaps in post-apocalyptic tech possible?

So humans ended up all dead in a hundred years, and then after some time humans appeared back on Earth, but know nothing about the previous humans. They found records and blueprints of things like ...
-1
votes
6answers
224 views

Why wouldn't my nuclear spaceships eject spent fuel?

In the year 2069AD, a spaceship is transporting hundreds of people in cryogenic sleep to a distant star. The spaceship engine is a nuclear fission reactor and its thruster is based on an ion drive for ...
5
votes
5answers
800 views

Background for hi-tech in low tech

For some time, I have been playing around with the idea of a medieval-like world, but with the twist: Some sci-fi tools exist and are fully operational. But I cannot come up with good and plausible ...
5
votes
5answers
378 views

How would a temple be made to last and “Reactivate”?

The loose idea of this structure is in my world a secret society believes the Earth is going to be heavily damaged in the near future by war and that humanity will be pushed to the brink of extinction ...
6
votes
4answers
261 views

In what form can data survive the longest time?

Well, we went and killed ourselves off with our stupid wars. But aliens come along, find our marvelous planet and the evidence that we were here and they find some human (and other) embryos in a base ...
7
votes
4answers
419 views

If I plan to have myself resuscitated in the future, how can I make sure someone actually remembers to do that?

So, let’s say that at some point in the hopefully distant future, the second law catches up to me, some random part of my body just craps out and stops working right, and I die. Luckily, through the ...
-1
votes
3answers
521 views

What would change and how long would information last if all humans died? (and it's effects) [closed]

You know those angel Apocalypse stories where angels come down and kill all the humans? Well, I'm writing what would happen if the angels had won, and what happens after. So it goes like this: The ...
2
votes
4answers
697 views

What can we do to preserve human species and scientific knowledge before a global catastrophe? [closed]

Let's assume that there is going to be a global catastrophe on earth within the next 10-25 years and we cannot do anything to stop it. This global catastrophe is going to wipe out almost all of the ...
3
votes
5answers
229 views

Can our civilisation create an artifact / time capsule to transfer knowledge to the next intelligent species?

The government of a rich country decides that it's time to create a time capsule to store our scientific knowledge so that in the case of a global disaster (meteor impact, nuclear apocalypse, etc.) ...