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Questions tagged [senses]

For questions regarding certain faculties that are used by creatures, beings, devices, or entities to perceive and recognize the surroundings by any means.

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2 answers
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Could a creature "image" its environment through chemoreception?

Most organisms that can “see”, or create an image their surroundings, use either photoreception (sight) or mechanoreception (sound, in the form of echolocation). I am considering a fantasy race that ...
user98816's user avatar
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14 votes
6 answers
3k views

Is Tasting and Smelling Bad A Viable Way of Not Getting Eaten? [closed]

Would it be possible for humans to use some combination of soap, lotion, perfume/cologne, etc to deter most predators from eating you by virtue of your smell and taste? After all plenty of other ...
Vakus Drake's user avatar
  • 2,803
20 votes
5 answers
5k views

How would humans adapt to suddenly gaining new senses?

I'm working on a magic system for my story. One of the ideas I'm toying with is magic users gaining extra senses, depending on the kind of magic they can use. One example is Reachsense (WIP name), ...
Mentalburn's user avatar
3 votes
5 answers
217 views

How do general all-purpose robots know a person's nutritional status?

How do robots know that a person has been well-fed? The setting is set in the near future where helper robots have become commonplace and are often assigned to help around households, hospitals, ...
LiveInAmbeR's user avatar
  • 10.6k
-1 votes
1 answer
106 views

What is the most efficient design for an IR sense organ

Deep beneath the ice-crust of Europa, lies its famous subsurface ocean. Having existed for billions of years, this ocean now harbours a huge range of life forms on its sea floor. However, in trying to ...
user98816's user avatar
  • 8,657
2 votes
1 answer
107 views

Eyes that work like mirror telescopes [duplicate]

So the thing is, I made a question regarding seeing all of the EM spectrum(or at least all that it's possible through biological means) and someone pointed out that the image would be distorted ...
Paulo Raposo's user avatar
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6 votes
10 answers
3k views

Can people with no physical senses from birth experience anything? [closed]

In my world, some people are born with a condition called sensory blackout syndrome, in which they cannot see, hear, feel, smell, or taste. Is there a possible way for them to still have any ...
user avatar
8 votes
6 answers
3k views

Could an animal evolve to smell by throwing scents into the environment and waiting for them to get reflected back?

I was thinking about how some animals emit sounds, and then wait for the sound to bounce back to their ears letting them detect other animals to eat as well as obstacles to avoid. Some animals in the ...
Anders Gustafson's user avatar
15 votes
16 answers
4k views

How can we create psychedelic experiences for healthy people without drugs?

In my world, I am running into a problem with how to trigger psychedelic experiences in psychologically typical individuals without using psychoactive drugs. I want the means to be naturally based, in ...
user avatar
0 votes
1 answer
118 views

Will the hackers prevent all-five senses VR sets from ever becoming popular? [closed]

In future, VR gaming sets featuring complete sense of temperature, odors and pain have emerged. By default, pain is limited to just 10% of realistic value, for safety reasons while playing brutal ...
ivan866's user avatar
  • 115
4 votes
1 answer
583 views

Would dirt hide a scent from Rhino-Snakes?

Deep in the forests live great predators that I shall refer to as Rhino-Snakes: These are creatures with the features of both serpents and rhinocerotes. In particular, they have a large equine-type ...
Ichthys King's user avatar
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6 votes
2 answers
1k views

Optimal shape for a humidity sensing organ?

Eyes, ears and nostrils are shaped to facilitate their function. So what is the optimal shape for a humidity sensing organ? A paper about fruit flies (link here) explains that the insects are adapted ...
LiveInAmbeR's user avatar
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4 votes
3 answers
173 views

How should an echolocation device give feedback to the (blind) user?

So, the idea started when I came across human echolocation, it turns out everyone that has hearing uses passive echolocation intuitively even without knowing it, but more interesting is people that ...
Paulo Raposo's user avatar
  • 1,211
2 votes
4 answers
370 views

What evolutionary pressures would lead humans to evolve to be able to see ultraviolet light?

In my world, there is a species from the Homo genus named Homo maritimus (which means marine human) (there are still humans, just not Homo sapiens). They are commonly named merfolk. However, they do ...
mammifereviolet4694's user avatar
1 vote
2 answers
199 views

What are the possibilities for "senses" which can possibly exist in our Universe? [closed]

I am working on a conlang, and although people say it's an impossible task, I want to try and make it for a fantasy civilization able to travel between galaxies and stars. You never know what you are ...
Lance's user avatar
  • 211
7 votes
1 answer
824 views

Can an animal have a body covered with "hearing" hair?

Since our ears have small hair inside which (at least partially) make it possible to hear, is it possible for an animal to have hearing based on hair on its whole body? Like highly specialized small ...
Irithind's user avatar
2 votes
0 answers
93 views

Is it redundant to have both hearing and "sensory hairs"? [closed]

After watching Because Science's video about spider sensory organs that could enable Spider-Mans' Spider-Sense, I got interested in implementing trichobotria -- the sensory hairs you see on tarantulas ...
Paulo Raposo's user avatar
  • 1,211
2 votes
1 answer
252 views

Can we "see" through Thermal imaging through the skin?

I've been experimenting with characters with enhanced senses/extra senses and I wonder if it's possible that, through increased sensitivity or special receptors on the skin, someone could perceive ...
Paulo Raposo's user avatar
  • 1,211
1 vote
2 answers
176 views

Biological Electroreception/Electrogenesis (Electrolocation) In Air Medium

So i got inspired by the electrolocation senses of some water animals that can be passive like sharks that only detect the electric signature of other animals, to active like electric eels that ...
Paulo Raposo's user avatar
  • 1,211
3 votes
2 answers
213 views

Sensory Extension Overwhelming? [closed]

Amplifying the sensibility and spectrum of your senses, and even adding new senses altogether, in order to perceive the most information from the environment is a common theme in my futuristic setting,...
Paulo Raposo's user avatar
  • 1,211
-1 votes
3 answers
134 views

What kind of side-effects might stimulating the pain-sensitive nerves have?

In a sci-fi story I'm working on, a group of aliens utilizes a implanted device that induces incredible pain solely by stimulating the nervous system; specifically, the nerves that tell you you're in ...
Brinstar77's user avatar
  • 1,477
8 votes
5 answers
1k views

What would this combination lubricant/cleaning solution smell like and taste like?

On an alien Dyson Sphere up in space, there is a blackish-blue slime that is everywhere on the sphere. It's slippery to the touch and is basically a combination of cleaning fluid, disinfectant, and ...
Brinstar77's user avatar
  • 1,477
5 votes
3 answers
212 views

A species of humanoids can see perfectly well under both sunlight and starlight. What's their eye morphology like?

Assume a species of humanoids that can see under both starlight (no sun, no moon, clear skies) and sunlight as well as humans during the day. Let's assume the light levels are roughly the same as here ...
Mindwin Remember Monica's user avatar
4 votes
2 answers
183 views

Would an extra head increase sense range?

I had this question in my head for a while and I couldn't see question on like it on here. I say this in case I somehow missed it, I truly apologize. I was wondering if a creature would or wouldn't ...
Creaturemal's user avatar
17 votes
9 answers
5k views

What does human vapor smell like?

We've had a few STEM questions asking for the total wattage necessary for a laser to vaporize a person. I would like to focus on the human aspects of it, specially relating to sensory experience. The ...
The Square-Cube Law's user avatar
8 votes
4 answers
3k views

Can a brain in a jar be killed or have a reduced lifespan from psychological trauma alone?

I have an original world, Hell, who I credit H. P. Lovecraft for the inspiration. I am not asking a question about any of Lovecraft's published worlds. Inspired by The Whisperer in Darkness I have ...
Vogon Poet's user avatar
  • 8,169
2 votes
1 answer
143 views

How would a Salamander's senses work? [closed]

The salamander, or fire elemental, is a creature which lives inside burning fires. This is a rather unique environment for an animal to live in. Fires produce smoke, which is dark and noisome, and ...
Ichthys King's user avatar
  • 16.2k
18 votes
22 answers
4k views

How would an entity automatically know when someone is directly observing it?

Imagine that you're watching, say, a human (a stand-in for said entity) from a distance, and, the second you physically see them with your own eyes - they do not necessarily have to see or hear you - ...
KEY_ABRADE's user avatar
  • 13.1k
4 votes
2 answers
131 views

How would it feel to sense a magnetic field reversal of one's planet?

The idea is for my story to begin at the end of a magnetic field reversal of the planet where it takes place. Certain characters have the ability to sense the direction of the magnetic field, not ...
Panthalassic's user avatar
2 votes
1 answer
148 views

How would reverse merfolk navigate on land?

A reverse merfolk is a creature with the head and chest of a fish with the legs and lower parts of a human. While they would be able to walk around by their legs, they may have issues with their ...
Ichthys King's user avatar
  • 16.2k
1 vote
1 answer
375 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 ...
user6760's user avatar
  • 48k
1 vote
2 answers
145 views

How does a dragon with plated tongue hunt?

Beyond the thick forest lies a colossal winged flightless dragon with a unique distinct feature that is its plated tongue! According to legend it seems to prefer diseased humans and animals that will ...
user6760's user avatar
  • 48k
1 vote
1 answer
113 views

Realistic sensor array capabilities?

This is a follow-up to an as of yet unanswered question: What would the local effects/affects be of a ring spinning near luminal velocity? If you can, please take a look at this question as well! ...
Gillgamesh's user avatar
  • 6,089
5 votes
3 answers
662 views

A genetic disorder that makes people unable to feel itch

I know that congenital insensitivity to pain exists and is autosomal recessive. There is a village in Sweden where 40 cases of this rare genetic disease were reported. I am writing a story with a ...
mammifereviolet4694's user avatar
0 votes
1 answer
150 views

What would the fossorial people's senses be like?

The fossorial people are described partly here. They are adapted for life underground. While they must go aboveground for wood and fruit, they prefer to stay underground, and have a diet of mostly ...
Ichthys King's user avatar
  • 16.2k
21 votes
14 answers
5k views

What kind of weapon would be most useful for a fantasy civilization of blind creatures?

In my low-fantasy setting there is a civilization of completely blind humanoid creatures. Their ability to perceive the world is directly related to the other senses (hearing, smell and touch), which ...
Soel's user avatar
  • 909
5 votes
10 answers
2k views

Could a spaceship be efficient enough to be invisible without breaking physics?

Spaceships give out a lot of heat, due to the fact that things produce heat and that heat must go somewhere. But, could a device exist in space that is efficient enough that the heat it produces (and ...
Ichthys King's user avatar
  • 16.2k
16 votes
11 answers
3k views

Is there other way to perceive depth beside relying on parallax?

I'm creating a unique alien species which sees the world differently from us or the insects. Our binocular vision helps us to gauge distance and depth while the array of light sensitive compound eyes ...
user6760's user avatar
  • 48k
4 votes
3 answers
179 views

Could one create an artilect capable of perceiving more than three dimensions in a simulation?

Virtual space and beings living in it are a staple of science fiction. Usually, these are either artificial, i.e. artilects, or were once human, i.e. uploaded minds. Fictional examples of such beings ...
TheDyingOfLight's user avatar
2 votes
7 answers
185 views

Why would a race constantly deafened by ambient noises still hear?

In a story that I'm writing, there is a giant waterfall which flows down a cliff face. The waterfall is extraordinarily large, and the torrents of water which flow over the side are deafening. Behind ...
DonielF's user avatar
  • 796
7 votes
1 answer
273 views

How would atmosphere density affect smell?

So I have this idea for a creature that has a loop arch on its face. My only explanation for why is because it needs extra surface area for its sense of smell. But then I wondered what would warrant ...
Joe Smith's user avatar
  • 3,192
1 vote
1 answer
177 views

On a planet with a large amount of water vapor (steam) would senses evolve

So imagine a planet with large amounts of subsurface liquid water. Geysers appear in big groups, and pools of warm water are common. So the planet is now covered in water vapor (steam) in the forms of ...
V.e.g.a's user avatar
  • 139
2 votes
1 answer
387 views

How would plasma-based lifeforms interact with physical matter?

I believe that I had previously wrote about the possibility of energy beings, although it seems that them being made of neutrinos is right out. So I instead thought of them being made of plasma. Some ...
CYCLOPSCORE's user avatar
  • 2,953
3 votes
1 answer
258 views

Is there any environment that would allow for electroreception to work on land?

This is not a duplicate. This is not asking about land electroreception on an Earth-like planet. This is asking what the planet would have to be like for electroreception on land to work. Denser humid ...
Chickenpeep's user avatar
  • 2,503
13 votes
9 answers
6k views

Alice has been shrunk! Will she notice?

Situation: Someone (let's call him Bob) is playing games with someone else (let's call her Alice). Bob used his shrink ray to reduce Alice in size by about 40% (for the purpose of this question, don'...
Matthew's user avatar
  • 14.5k
6 votes
6 answers
576 views

How would the dwarven Stone Sense work?

Dwarves have been a popular character race for fantasy stories since at least J.R.R. Tolkien. Common lore bestows upon dwarves a unique and all-encompassing relationship to the stone that composes ...
Jeffery_Harris's user avatar
6 votes
2 answers
241 views

What modes of transportation and vehicles would humans with echolocation and no sight produce?

In this world homo sapiens lose their eyesight but have the ability to sense the surrounding with biosonar similar to whale and dolphin, I wonder if we could have discover electricity but suppose the ...
user6760's user avatar
  • 48k
4 votes
3 answers
237 views

How might natural teardrop shaped markings on my humanoid aliens be connected to their empathic abilities?

Why I’ve Chosen Not to Handwave: The fictional galaxy in which this humanoid species (I’ll refer to them as Empaths from here on out) lives is protected by a space-faring military/law-enforcing legion ...
MooNieu's user avatar
  • 679
7 votes
3 answers
2k views

How bright were medieval cities at night, seen from the sky?

I'm a witch flying on my broomstick over 14th century England. I've got regular human eyes, and my cruising height is 500 metres or up to a kilometre, depending on the weather. Assuming it is a ...
KeizerHarm's user avatar
  • 14.4k
4 votes
1 answer
124 views

Would a society of totally colourblind fare better than a society of people without a sense of smell? [closed]

There's two isolated islands, each big enough to support a population of millions and with all the natural resources they need to advance to the industrial era. But there is one hereditary flaw in 100%...
KeizerHarm's user avatar
  • 14.4k