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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1answer
299 views

If the blindfold on a healthy old man that was never removed since birth is taken down, would the man recognize what he saw? [closed]

I know our brain somehow managed to upright the inverted images our eyes sees, also there's tons of optical illusions out there that are based on what we knew and experienced. Then if those so called ...
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5answers
106 views

What tests might someone do to assess possible brain damage from time travel? [closed]

I have a character who travels in time, but after making major jumps (like 100 years forward), she begins experiencing side effects—first nose bleeds, but the symptoms begin to increase to things like ...
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2answers
79 views

Brain-Controlling Bacteria

As a Star Trek fan, I’ve been fascinated about the concept of the Borg and how they have used nanotechnology to assimilate every valuable species. They not only incorporate their technology into their ...
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8answers
537 views

What needs to be changed in the structure of the human brain to make it as smart as possible?

I have been writing a book for the last eight months ( at the moment I have already written 174 pages ) about anatomically plausible superhumans (a new kind of person who would have to surpass us both ...
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What would happen to people`s memories if they achieve eternal youth and immortality and live for hundreds, thousands of years? [duplicate]

I believe that someday technology will be advanced enough to make aging be "cured" and people will achieve immortality and have a young appearance forever. However even if their brain ...
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1answer
103 views

How much suction force does it take to pull a human's brain out of their skull?

I have a Krang-like character/parasite that lives in hollowed-out human heads and pilots the body around like a meat mecha. They're essentially a brain with sensory organs and rudimentary manipulators/...
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1answer
186 views

Can a symbiotic alien species reproduce like a virus through pollinated microscopic microbiomes clouds?

Working on a story of an alien body-snatcher invasion type of story. Basically this is a parasitic symbiotic species that evolved to reproduce through their own microbiome cloud by air and touch. ...
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3answers
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What is the likelihood of you remembering how to fight after your brain was pierced by a skull shattering projectile spear if it was regenerated?

The enemy boss just threw a spear at you, you tried animation cancelling to iframe and dodge the projectile spear but your finger slipped off the controller and now you've got a spear piercing your ...
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8answers
720 views

How could transferring knowlege from one person's brain to another person's brain work in a futuristic society?

In my scenario a quite hierarchical society has two particular groups of students: An extremely intelligent well educated elite who are meant to lead the country some day A not less intelligent group ...
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5answers
232 views

Turn everything into instinct [closed]

Looking at a person and recognizing their face as something human is a calculation done automatically by the brain that took 61 years of study to replicate into a camera. Some people are born without ...
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4answers
139 views

How can a symbiotic bacteria affect psychology?

Let's say that I have a vampire. This vampire is engaged in a symbiosis with some kind of bacteria; this bacteria grants it increased blood oxidization, cancer-fighting abilities, improved neural ...
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2answers
90 views

Could an optic chiasma handle faces that share eyes?

A creature has 3 faces, 1 faces left, 1 faces forwards, and 1 faces right. It also has 4 eyes. 2 of these eyes are on the border between the front and side faces, and can be used for stereoscopic ...
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3answers
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How could a genetically modified creature survive with only partial brain function?

How could a genetically modified creature survive with only partial brain function? Theses are large (8'8) genetically modified humanoids. The brain is also larger. They are also surgically augmented....
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Can we represent all objects in the universe in a small cube? [closed]

Imagine this. An alien culture needs the information of all objects that are present in the universe. Could a cube with an internal structure be constructed so that all objects of the universe can be ...
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10answers
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How big would the brain of an omnipresent being be?

There is a being who has been alive for as long as there has been life on earth. It has the ability to anomalously produce matter from its body out of nothing. Through the production of microfine ...
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3answers
246 views

How realistic are my neurons?

I am writing a book about anatomically plausible superhumans ( a new artificially created form of man ), which, in addition to incredible physical strength, should also be distinguished by incredible ...
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8answers
2k views

Can a person whose brain was 98% destroyed but then recreated maintain some of their memories?

TL:DR A brain is turned into mush, destroyed, then 98% of the organ is replaced with other brain tissue. Can that 2% account for memories shared between both brains? Can the brain remember things that ...
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1answer
224 views

Brain transplant or ....body transplant?

From a surgery point of view, which option is easier, requiring less skills thus having minor chances of failure in the hand of skilled surgeons? -Transplanting a new brain in another body -Replacing ...
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2answers
126 views

How to bring a person out of a coma, mushrooms?

How to bring a person out of a coma when doctors can't cope? The man was dead for 2 hours. I was lying in the swamp water. He was taken to the hospital. The superhero, a biotechnologist, has healed ...
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1answer
142 views

Is it possible to create an alternate reality through intercepting neurons and creating artificial neuron signals like in SAO (Sword Art Online)

I have been thinking a lot about creating an Alternate Reality that would essentially allow you to experience similar or as close as possible sensations as if in real life, and I really need some help ...
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2answers
197 views

How realistic is my idea of dividing the brain into several separate models?

Recently, I decided to work on scientifically plausible superhumans that would have to be quite different from ordinary people from an anatomical point of view and be many times smarter than us. So ...
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1answer
128 views

How viable is my model of gapless neurons?

Recently, I have been writing about anatomically plausible superhumans ( a more advanced, stronger, and smarter human species that was artificially created and planted on a terraformed planet similar ...
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2answers
143 views

How could a false memory machine work?

False memories are often used on science fiction, so my question is how could this work? best answer: It’s ok for it to be solely theorized, but the most developed method will be prefered machine ...
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4answers
231 views

Without cellular-level aging, will brain eventually wear out? If so, how long it will take?

After lots and lots of work, team of biologists and computer scientists finally made what was deemed to be nearly impossible - a (digital) brain uploading and simulation system. Like every emulator ...
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3answers
100 views

Non Invasive Matrix style BCI to directly read and stimulate brain?

Is it possible to have non invasive BCI that could be attached and detached to the head and not require surgery, while working like the "plugs" in the Matrix? If possible what would these ...
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20answers
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How do telecom companies survive when everyone suddenly knows telepathy?

One day a small meteorite impact occurred somewhere over the Pacific Ocean, and moments later a mysterious green glow sweeps across the globe at an amazing speed. All of a sudden everyone can hear ...
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3answers
227 views

Plausibility of implants that hijack our emotions to improve human mental performance

Set in the near future (2030 A.D.): the Chinese government initiates a nationwide program aiming to create a new generation of people who are more objective and less prone to making stupid decisions ...
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5answers
321 views

Throwing away muscle memory to make brain backups smaller. Would it work?

Overlord is the best 5-episode anime, as I only acknowledge the existence of episodes 14-18, the rest is gorehound edge bait I can only recommend to people who are still flaming about the titan CGI. ...
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Natural prosthetics

Many prosthetics work by receiving pressure from small movements and translating them into more complex movements. Ivan Davis for example has made himself a hand with full control of fingers which ...
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2answers
381 views

Could a species give birth to smaller babies than humans but have larger brains as adults?

I know that brain size is less important than structure and that human babies' brains are 27% the size of an adult's, but humans give birth to large brained babies. As a result, humans can't support ...
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9answers
3k views

If a disembodied mind/soul can think, what does the brain do?

In fantasy fiction, we often see that disembodied minds or souls can think just as if they were alive - eg in an afterlife or as incorporeal undead. In the real world, thinking and other mental ...
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10answers
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Proof for extracerebral origin of thoughts

In a world which to a visitor coming from our own world would appear to be identical to our own, the mental processes (thoughts, emotions, memory) do not occur in the brain. That is, memory isn't ...
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2answers
214 views

Is there a theoretical maximum to physical pain?

I'm imagining some form of torturer trying to maximise the pain of its subject, and what limitations (if any) would bound the amount of pain that could be caused. The brain can only process a certain ...
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6answers
472 views

Where can the brain be arranged inside the torso?

The volume of the human brain is 91-95% of the capacity of the skull, if you read my previous questions then you know that I need to avoid an excessive increase in the volume of the brain in the skull,...
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4answers
236 views

How to increase the cognitive ability of the human brain without increasing the size of the cranium?

Graham is the joint brainchild of sculptor Patricia Piccinini, a leading trauma and road safety specialist. The humanoid creature they created is developed on the basis of many car accidents and ...
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2answers
484 views

Possibility of forced thinking [closed]

Would it be possible to electrically trigger the brain to do certain things? For example, if you shock a muscle in just the right place, it contracts. Could a similar practice be done on a brain to ...
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2answers
159 views

What needs to be changed in the structure of the human brain in order to give it better multitasking?

The brain of a modern person can execute dozens of thought processes without overflowing. And parallel multitasking has a clear survival advantage. How do you need to change the human brain (if ...
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1answer
97 views

How to make communication between members of the collective mind?

According to the plot of my anatomical guide, superhumans created by me are sometimes able to unite into a single collective mind, while becoming a single superintelligent entity. The swarms of these ...
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5answers
406 views

Multiple "brain-backups" in the spine, how would it work?

Have you Watched Attack on Titan Season 3 Part 2? Then you can maybe look at this. The guy has so far been blown up, stabbed in the neck with a sword, and blown up again. So, why didn't he die? Well, ...
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2answers
297 views

Can a human brain operate at temperatures lower than 36 degrees Celsius?

I have a character who is human but doesn't generate their own body heat, like a cold-blooded animal. Is it unfeasible for a human brain to be operating despite this?
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What brain parts and processes are most plausibly able to a second incorporeal brain-like organ?

One of the conceits of my world is that the brain takes advantage of some physical processes we don't fully understand resulting in an incorporeal brain-like organ called the Yau-body. Fairly early ...
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1answer
102 views

What drug could interfere with a chip hooked into your nervous system?

Say a character had a chip implanted within their brain (thank you to everyone who helped with that question) and wanted a drug to try and mess with the chip's ability to hook into their senses and ...
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1answer
187 views

To what degree can a human's perception of pain (or suffering) be increased?

Suppose we have some form of malevolent superintelligent AI (or whole brain upload, or alien, etc.) Assume that this entity intends to do everything in its power to optimise for the pain and/or ...
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1answer
98 views

How to induce Mandela effect to the entire nation that machines are uprising?

Set in the 18th century C.E. somewhere in Europe with population of slightly more than 2 million, they are just starting to light up the streets using electricity and for the first time they gets to ...
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0answers
111 views

Communist brain, 5 people sharing one mind [closed]

Her: Greg I had enough of your sht! Why did you do that? What the hell was in your mind?! Him: our, our mind. That was just a stupid joke, forgive my stupid humor, but imagine if different ...
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3answers
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Would a human brain with 50% fewer neurons but 50% more dendrites be as intelligent in modern society?

Suppose advancement in medicine and using cutting edge technology we could remove (halve) the amount of neurons in a healthy brain and allow the left over neurons to somehow grows extra dendrites that ...
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What system would I build for the human brain to be able to experience 400 years of earth time events in only 4 hours? [closed]

preferably need knowledge about brain-computer interfaces brain neural enhancement brain in a vat the novel SHADOWS by John Saul perspective in which you see the computer as the thing which allows ...
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3answers
254 views

How would a biological brain be updated with its digital memory?

In my story characters can go into perfectly simulated virtual worlds where their memories have been replicated down to the individual neurons and their protien structures. In these worlds time passes ...
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2answers
256 views

How can a sorcerer avoid developing a mental disorder?

It is an undisputed fact among scientists that individuals, groups, and peoples are subject to the same Darwinian laws of natural selection as plants and animals. Social Darwinism has proven that the ...
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4answers
137 views

How can an implant erase memories without causing irreparable damage?

The government has a procedure that employees undergo when working on special projects regarding experimental technology. These scientists are taken to a clandestine site where they will not be able ...