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Questions tagged [brain]

For creatures with a central nervous system, this represents the major organ of that system. For humans and other terrestrial vertebrates, the brain is housed in the head and encased in bone.

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482 views

Uplifted animals have parts of their “brain” in various locations of their body. Where?

Looking at the case of Mike, I realized decentralizing the brain might not be infeasible. The idea is if Horus, the brown falcon, doesn't have enough room in his skull, then why not move various ...
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5answers
2k views

Is it possible to map the firing of neurons in the human brain so as to stimulate artificial memories in someone else?

My question is based on the following excerpt from an article I read recently: Since the early neurological work of Karl Lashley and Wilder Penfield in the 1950s and 1960s, it has become clear that ...
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10answers
13k views

How much mayhem could I cause as a sentient fish?

On our world, human minds can be transferred intact into animals. It was originally intended for people with medical conditions, but some genius thought it would be clever to store violent prisoners ...
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2answers
155 views

Could implanting false memories change someone's perception immediately? [closed]

This question is about how the brain works in that aspect, if it's even known. I mean with the question that a person might react to something with fear, happiness, disappointment, or whatever other ...
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2answers
213 views

Brain Tick, how could it take over a host's brain?

There was once 12 kingdoms in the ancient days until the kingdom of Eo was devoured by the very forests it called home. The people of Eo have been turned into beasts wandering the woods and preying ...
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4answers
1k views

Ways other than sleep to restore cells/neurons

So I have a planet with multiple species on it. My planet is tidally locked. I know it is generally thought a tidally locked planet couldn't harbor life because of the extreme temperatures, but my ...
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1answer
94 views

What changes to the brain would occur in a werewolf transformation?

With typical modern depictions of werewolves (ie: turning into wolf-human hybrids) the victim suffers temporary amnesia and a loss of personality while transformed, is put into a state of extreme ...
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4answers
164 views

What are the long term effects of increased neurotransmitters? [closed]

In my story, one of the main characters (Joe) has been born with a somewhat superpower: Any person near him will have elevated neurotransmitter levels. If their brain is releasing happy ...
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5answers
1k views

Dragon shapeshifting and memory mechanism

Dragons are biologically immortal creatures that have evolved the most versatile sexual reproduction in existence, they can morph through a cocoon into any other species from the animal kingdom that ...
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1answer
86 views

Visual Cortex, superficial Brain Implant - Biological feasibility

In another question Everybody has a brain implant. What measures can a criminal take to escape justice? I assumed that a brain implant would be possible in the future for surveillance. In this ...
6
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11answers
750 views

Everybody has a brain implant. What measures can a criminal take to escape justice? [closed]

In the future everyone has a government implant placed in their visual cortex at a young age (let's say 8 years). There is no choice about this - except of course for the Big Leader's immediate family....
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4answers
1k views

Adrenaline-fueled cognition

So, I'm currently toying around with the idea of a hypercarnivorous sapient race on a planet in my universe, and I'd like to make them scary, but without abiding only by the "rule of cool". (Also note ...
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3answers
193 views

Could a human brain downloaded into a robot have feelings? [closed]

Some of you may have seen the miniseries "YEAR MILLION" by National Geographic. It is a glimpse of how life will be in the future (despite the title, they don´t say specifically how many years from ...
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1answer
103 views

Ensuring Continuity of Consciousness When Transferring The Mind Into A Computer? [closed]

I had an idea for a world where brain uploading is a thing, but I have a problem. Besides slowly replacing the brain itself with nanobots and the like, what's the best way to make absolutely sure ...
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11answers
494 views

Is it possible for a character to live 17 million years?

I have a human character who had his mind transferred to a computer via a method where his brain was gradually replaced with digital parts to preserve his consciousness. (Depending on your view of the ...
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2answers
343 views

Can our brain access other dimensions/universes? [closed]

Following the Multiverse theory and a possibility that multiverses do not differ much when compared with one another, can we explain a person accessing thoughts or vision from a different multiverse? ...
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12answers
3k views

How to explain why a mind reading superhero doesn’t hear everyone’s thoughts all the time?

So, in my story, their is a Superhero called “Mind Quad” aka John Paul “JP” Stevenson, a college dropout. Back when he was 23, a radioactive brain tumour nearly killed him, but thanks to an ...
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1answer
127 views

How Mind Uploading could be done without being invasive?

The timeline in the 22nd century section of FutureTimeline.net says that the brain will be replaced by robotic components until the brain is entirely artifitial and then be transplanted into a robotic ...
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1answer
45 views

Difficulty using an FMRI scanner with alternative neurochemistry? [closed]

FMRI machines are commonly used to allow direct observation of brain activity, and can be used for non-human animals. However in the case of an alien from a different planet, it's unclear how ...
7
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3answers
182 views

Massive Brain-Computer Interface devices

The world in my story is going past the smartphone era. To replace smartphones people wear a small device like a headphone. The device is not intrusive to their brain, it has nodes that read brain ...
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1answer
132 views

Body switch justification [closed]

The scenario is simple: A man switches body with another. Social implications are not the issue here, but the "collateral effects" of body switching. The Ghost Brigades is a book that touches in this ...
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8answers
1k views

Can the future theoretically be predicted through analyzing the exact patterns of the universe? [closed]

My neuroscience is a little fuzzy, so bear with me. If your wondering how this ties in with world building, it's for a science fiction novel I'm writing, in which there is no magic. I am hoping to ...
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2answers
366 views

Can you use VR on comatose patients to let them dream?

I have this sci-fi story concept where patients in a comatose state can have their brains stimulated with VR. For instance, the VR can be a dream "game" that helps the patient process trauma. I can ...
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0answers
116 views

Can the level of pain be measured? [closed]

Because of a recent question I ended up reading through the Painkill-discussion on meta and in the linked question the_OTHER_DJMethaneMan wrote in a comment Is there a way to "rate" the "level" of ...
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3answers
120 views

Could there be a way to explain a sound wave (produced by a device) that can control people's actions?

This isn't the same question as the one about a Sound Gun, although it could be viewed as a weapon, for sure (because controlling someone could be a form of weaponization depending on the action). ...
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16answers
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Effects of immortality on human brain and consciousness

I'm writing a story that features modified humans that have a very long lifespan/ practically immortality. Immortal characters in fiction aren't exactly rare, but I want to write something more ...
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1answer
176 views

How would nanobots, once digested, make the neural connections in the user's brain that are needed to learn facts?

Due to advances and growth in science, math, history, literature, and other subjects typically taught in schools (K-12), the standard curriculum takes too long to complete, not mentioning post-...
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7answers
491 views

Virtual Reality and Physical Trauma

How realistic is the trope that wounds received in a virtual reality (VR) transfer to our own? Examples: In the Matrix (movie) and Neuromancer (novel), cuts, scrapes, and bruises seemingly jump from ...
4
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1answer
196 views

Would it be viable to have a pre-wired brain rather than one that is soft-wired or hard-wired?

(Edited question to meet concerns) The Problem Can you create synthetic biology that can be installed temporarily in human DNA to give people skills at birth, or are there problems, risks and ...
2
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3answers
156 views

Probing neurons to map someones brain

Could you map out all the connections in someones brain just by probing every neuron and tracking them as they send signals to each other (as opposed to every synapse, a much less ambiguous but far ...
2
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3answers
54 views

How to overcome transferring information over mental link that changes specific details?

There is a world not too different from our own, at a technology level not too different from our own, with a population similar to our own. Recently, scientists have discovered (by chance in an ...
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1answer
224 views

Is Brain a Quantum Computer [closed]

I read somewhere that brain is a quantum computer and is actually capable of accessing multiverse. Is this possible?
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3answers
151 views

Neurological supercharger out of thin air

Some speculation on a neurological supercharger for a sapient alien species: The supercharger is a natural biochemical compound of some sort produced and stored in a specialized brain-adjacent organ....
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1answer
165 views

How would mind transfer work and how many minds/memories could a brain hold? [closed]

Many science fiction stories feature the concepts of mind uploading and consciousness transfer. Let's assume that the personalities of the two people in one mind function sort of like dissociative ...
5
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2answers
198 views

Single medical condition that causes hallucinations and bursts of short term memory loss

X sees hallucinations of a person A who he does not recognize, the hallucinations are constant (A follows X around all day) Simultaneously, X has bursts of memory loss, where he cannot remember up to ...
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4answers
143 views

Can you 'move' a person from his brain elsewhere? [closed]

Bob and Joe are friends. Joe decides to move his life to a virtual reality, and invents a device that copies his brain to a [very advanced] computer (killing his biological body and brain in the ...
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8answers
6k views

Can a rational creature have a series of small brains instead of a large one?

My question is not human-specific. I found this question that mentions that a brain have more neuronal complexity; I deduce it is more efficient (in terms of neural communication and energy use) to ...
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5answers
387 views

What's the Optimum Shape for a Radially Symmetric Brain?

I think the idea of radially symmetric alien organisms is really exciting in the questions it raises about function and design. For those who don't know, humans are bilaterally symmetrical. If you ...
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3answers
169 views

Rehab/ Recovery for Brain Transplant

What would rehabilitation/ recovery look like for someone with a brain transplant (assuming all the right nerves were properly connected and the like)? Would a person have to relearn everything if the ...
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1answer
160 views

transferring consciousness from one person to another person? [closed]

Is the transferring of "consciousness" from one person to another person is possible if a brain transplantation is possible ? Is it possible to pick memories from the brain by using EEG?
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9answers
4k views

How close are we to eternal consciousness?

A common trope in cyber punkish sci-fi is the ability to upload a human mind to some storage device or AI. This of course grants practical immortality but it is also the main hurdle for tropes like ...
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1answer
910 views

Memories stored in hair: social and cultural consequences [closed]

Imagine a world where we stored our memories in the hair on our heads rather than in our brains. What social and cultural consequences could arise from this? Some details about the memory storage: (...
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4answers
768 views

How would a decrease in intelligence as a punishment be carried out?

An ideal punishment for evil scientists or geniuses would be a judicially mandated, deliberate decrease in intelligence. Let's say that a judge ordered a person's IQ to be decreased from 200 to 110. ...
3
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1answer
253 views

Split-brain double identity

My character have a split brain (severed connection between left and rigt hemispheres). What is unique about his case is that not both hemispheres have the same identity any more. From what I ...
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6answers
6k views

The Physiology of people living on a world with 9 year days

I have a world with days lasting 9 years. The inhabitants of this world have taken to migrating across the globe to avoid the deadly night, keeping themselves in a sweet spot. One of the biological ...
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5answers
454 views

Is there a possibility for an AI to download someone's brain via USB stick? [closed]

As you can see, the USB stick is extending from the possessed robot's finger. The USB stick extends its way straight to the person. If it touches the person, then it'll download the person's ...
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12answers
3k views

Technology that steals memories

There is a device in my story that »steals« memories from a person (I had some sort of transmitter in mind, but this can easily be modified, as long as it uses powerful long-range signals to achieve ...
0
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4answers
170 views

Multiverse Premier League [closed]

My parallel universe has the speed of light set at half that of Earth's (1.5*10^8 m/s). How would a Badminton player (P.V Bindu) from Dearth (my universe) fare against a player (P.V Sindhu) from ...
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5answers
1k views

Discovering an AI in a human body

Our AI in question inhabits a synthetic brain housed in an organic and genetically modified human body (With a few other cybernetics). This body/brain combination was the result of a black project ...
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5answers
3k views

What brain resources are needed per limb?

I have previously asked this question about the plausibility of large six-legged creatures, but I decided to split it into several more specific questions because of the advice here. I want to first ...