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Results tagged with science-based
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user 21222
For questions that require plausible (better than suspension-of-disbelief) answers based on Real World science that are not necessarily constrained to the known limits of Real World science. Contrast with the hard-science, science-fiction and internal-consistency tags. This tag may not be used alone. This tag may not be used with the science-fiction, hard-science, or internal-consistency tags.
4
votes
Creating a deadly "minimum altitude limit" in an airship setting
In Naughty Dog and Sony's The Last Of Us, a kind of fungus called cordiceps evolves to infect humans. While the videogame series and TV show have some fantastic elements, there is a slight scientific …
- 142k
4
votes
1
answer
118
views
Reality check: infalling bombardment from rings around Earth, would the planet still be inha...
I'm writing a story where the Moon became a ring.
I've seen plenty of discussion in other questions' comments about feasibility, and how turning the Moon into a ring would cause a true Apocalypse. Fai …
- 142k
1
vote
Possible candidate for paint-based drugs
Paint
From American Addiction Centers:
Huffing Paint
The process of “huffing” typically involves putting the substance (e.g., paint) in some type of container, such as a bag, and then rapidly breathi …
- 142k
4
votes
Industrial applications of high gravity
Entertainment
There are people in the real world that pay actual money to see things like Jackass and team sports. Under higher gravity, these kinds of shows would be even more entertaining to watch.
…
- 142k
1
vote
What is the most logical way to have my dragon breathe lightning?
Please forgive my original answer here. I am proud of the mathing there, but I was ultimately being an ass. I love sci-fi and fantasy and I am not picky like that when I'm resding stuff I like. So let …
- 142k
21
votes
What is the most logical way to have my dragon breathe lightning?
Have you considered magic?
TL;DR if you want lightning, handwave it. You have already handwaved biology, physics and chemistry away anyway just to have the dragon itself.
Hi, I am the dreaded Square- …
- 142k
37
votes
What can be used as a galaxy-wide time reference?
galaxy-spanning time reference
Nothing
These kinds of things work on Earth because anyone's relative speed to anyone else does not reach a considerable fraction of the speed of causality ($c$). Ther …
- 142k
6
votes
Do (supermassive) black holes rotate?
Please don't
Yes, black holes can spin. Everyone here is confirming that. In fact, a black hole can be entirely described by only three properties, and spin is one of them.
But let me kill your joy, b …
- 142k
1
vote
If our universe were a simulation, what could a bug look like?
Stuff on Rails
Preamble
When programming videogames or simulations that follow rules there are mainly three ways to program the motion of objects, regarding complexity
Very complex movement: things f …
- 142k
8
votes
Most efficient way to covertly obtain antimatter for a weapon
A 100g banana has about 0.358g worth of Potassium in it.
From Wikipedia, 0.0117% of that Potassium is unstable. Round it up to 0.00004 grams of decaying Potassium per banana.
Also from the Wiki, in 1g …
- 142k
2
votes
How would somebody who controls magnetic fields prevent being pulled towards the source of a...
If you want to copy Marvel's Magneto, the organ should be capable of generating such fields outside the body of the hero - that, or the hero can shape the fields however they want.
If you want a very …
- 142k
21
votes
Accepted
What would be easily missed, but undeniable, proof of life from non-advanced detectors?
Dimethyl Sulfide
In September and October 2023, there was news that the James Webb telescope had found this compound on a faraway planet. This is what gives the sea its particular smell, and there are …
- 142k
5
votes
Accepted
Could a Chthonian planet develop life?
A magnetosphere might be possible, depending on the composition of the chyhonian planet. And it may get the chemicals needed for life by chance. By going rogue and then being captured by a star that i …
- 142k
9
votes
What is necessary for an "Apocalypse" to actually set a civilization (e.g., humankind) back ...
I have recently had a sci-fi book that has that as part of its plot. Humanity is terraforming and colonizing other planets on faraway stars. But back on Earth there is a world war going on.
At the hei …
- 142k
9
votes
Accepted
Planet orbiting a star orbiting a black hole - can there be life?
Your problem is not the black hole itself. Some black holes have accretion discs that emit too much radiation for life to be comfortable while close to them, but as far as I know Sagittarius A* does n …
- 142k