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Would it really be possible for an advanced alien species (granted, they see using sound) to somehow miss the concept of general relativity?
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>>16937914
MUUUURPH
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>>16937914
im guessing that's the premise of picrel?
i don't think so. I'm guessing them seeing with sound is supposed to negate them discovering the speed of light? but like, so many other things are affected by the speed of light, if they were advanced enough to travel interstellar distances idk how they would miss that. Like GPS for example relies on relativistic timing differences.
sci fi movies are rarely 100% scientifically accurate though, idk why you would expect them to be. you have to just suspend disbelief if you're gonna enjoy it, but from the poster it looks kinda lame. was it good?
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>>16937914
I haven't seen the movie, but the book (shit book btw) leaves it unclear how the Eridians even figured out the astrophage problem in the first place.
>no space program until they built an elevator to construct their Tau Ceti ship (and presumably the probe that collected the first astrophage samples from Threeworld)
Did they have some kind of thermal observatory watching/feeling the sun? I think the bigger question is how they got started without knowing about radiation.
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>>16937914
>>16946389
>>16946410
Trash book, trash movie.
I am not surprised the average tard believes is good.
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>>16937914
I'm more confused how they know about stars and planets if they can't detect light. Even in the novel Grace mentions Eridians can't "see" shit if they go on a spacewalk because there's nothing for them to hear.
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>>16937914
Yes. We have multiple models of universe.
Newtonian
General Relativity
Standard Model
Quantum Field Theory
String Theory
Geometric Unity
Emergent Gravity
Etc etc
You are confused because you think general relativity is fundamental "truth", when its just A model, not a "THE model."
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>>16952448
Yeah, I've got a theory...
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>>16952414
Chemosynthesis is a possibility, or maybe photosynthesis with different non-visible wavelengths. We can go with that.
What's retarded is they have no sense of visible light yet manage to make it into space. How do they even know what might be there?
Let's say they develop instruments to see for them and get into space with that. Navigation in space is impossible without understanding general relativity. It would be like navigating on land with no understanding of elevation and topography.
t. Actual rocket scientist
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>>16937914
>the concept of general relativity
It's probably the type of simplification that has to be found once large enough scales become normal parts of scientific consideration.
It's not that the math itself is so obvious, but that the abstract concepts of mass, energy, force, acceleration, space, time, light, etc are all going to be part of the overall physical understanding that advanced species possess.
If there is a realization that both space and time need to be relative in order to preserve causality at scale then general relativity is the inevitable conclusion that resolves the problem.
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>>16937914
>author needs to explain why Rocky the Rock Lobster was alone on his giant ship
>could just say, "There was an accident that killed my fellow crewmembers." like an astrophage containment breach
>says instead that this species made a superior spaceship without knowing wtf radiation is
>also needs to explain why they have too much fuel instead of just enough like the human one
>could just say, "Our species is very cautious and committed to redundancy."
>says instead they made an interstellar ship without knowing wtf General Relativity is
Jesus Christ man...in Hard SF, it's better to say too little than way too fucking much.
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>>16937914
No, not really.
The first proof for general relativity was the precession of Mercury's orbit. It was the most obvious, as it was the most extreme of all the planets in our solar system. Without it, you cannot accurately plan trips even in a star system. Also, you will get drift in extremely precise clocks on satellites, so no GPS. And no way to explain gravitational lensing, black holes, distorted red/blue shift of stars orbiting black holes, etc.
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>>16952996
>Chemosynthesis
I was just admitting it as a possibility, however remote, for the sake of argument.
>photosynthesis with different non-visible wavelengths
There are bacteria that can use gamma radiation. Other wavelengths may be possible.
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>>16953115
We can see part of the EM spectrum, so once we discovered that the spectrum exists, it was simple to start investigating the rest.
Imagine not having any way to see any part of the spectrum, so they can't even see the sky, stars or planets. How would they even know to look for it if they "see" with sound?
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>>16937914
https://www.popularmechanics.com/science/a69663990/scientists-say-phys ical-warp-drive-now-possible/
A research paper proposes a fully physically realized model for warp drive.
This builds on an existing model that requires negative energy—an impossibility.
The new model is exciting, but warp speed is still probably decades or centuries away.
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>>16937914
it was said they missed special relativity and radiation.
now i think they meant that they only missed how light works and thus cant really get all aspects of relativity since they dont know that there is a speed of light. but they probably still know the math behind it. kind of like how whe understood gravity during newtons time. we didnt understand it but we could account for it in math.
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Having no sense of sight or light is literally the dumbest plotpoint ever when light-sensitivity and sight are literally one of the most prominent example of convergent evolution and appear in 96% all living species. Vertebrates, insects, molluscs, anthropods, jellyfish, crustaceans...there are fucking sea worms, WORMS, that have advanced optical eyes with lenses and shit.
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>>16952740
Don't worry man I can explain it since you're autistic.
The whole point is to demonstrate how a species with entirely different senses, pressures, and cultures would advance through science and technology very differently from our own. eg: they don't see light, thus they were far less inclined to study it than us.
The author does this elegantly by presenting the alien's material science as practically magic, but having them fail to grasp something we see as obvious.
>in Hard SF, it's better to say too little than way too fucking much.
This isn't the author's best attempt to predict what will literally most likely happen in the near future, it's just a story about a man and his goofy rock friend. "Hard" Science Fiction is simply a genre of Fiction. Fiction means the book isn't real.
He's not "saying too much", he's killing two birds with one stone to keep the book moving.
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>>16951674
If I remember correctly in the book the alien mentions that they know what light is and can detect it. They also know about radiation, just not about the health effects, because they are relatively resistant to it.
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>>16956175
they have no resistance to it, what protects them is that their planet has a thick atmosphere and an insanely strong magnetic field that filters out cosmic radiation to the point nothing makes it to the surface and thus they don't have any experience or exposure to it, what they know of radiation comes from what they've mined from their planet. Keep in mind we've only known about Radiation since 1896 so it's still a relatively new discovery for us and the Eridians are around the same general tech level as humanity, just further ahead in some areas while much further behind in others
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>>16957006
it was made of superior metals cause that's what Eridians were really good at, and it was substantially larger because they had a full fledged space elevator(due again to their superior material science) but people saying it was superior are missing the point of the movie, it was inferior as far as a science vessel for example as they didn't think to include a way for it to generate centrifugal gravity like the Mary could, and it was much less redundant and modular as shown by how it was completely crippled by the Taumoeba escaping whereas Grace had time to save the Mary
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>>16957222
>mfw humans figure out relativity and computers and shit but don't even know about xenonite
>mfw they build their interstellar spaceships out of fucking aluminium.
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>>16946590
When it comes to "alien mind that resists comprehension" I kinda like Blindsight. The idea that a hyper-savant race of superbeings which can read your neurons firing and rewrite your mind with induced magnetic fields are affronted by the human consciousness is hilarious. "Would you love me if I was a worm?" is an attack.