Questions tagged [food]

For questions about sources and types of nutrition for a living organism.

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votes
3answers
336 views

Could humans survive off a single food block

Could humans permanently live off a single food-like block, made of various edible materials, which contains all their daily requirements of calories, vitamins, and minerals? Preferably is there a ...
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2answers
122 views

Variations on the “Ginsu Shark” Theme--What Would They Eat?

From 108 to 73 million years ago, the shallow seas of North America, Europe and southwestern Asia were the haunt of four species of a genus of shark scientifically named Cretoxyrhina. The chosen ...
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2answers
226 views

How would the anatomy of a metal-eating bug work out?

Background: The creature is bug-like, and similar to an armadillo in size. Its diet consists of metal, and is found underground in large colonies. It uses the metal it ingests to: Enhance it's shell ...
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2answers
330 views

Can a large animal get nutrition from minerals?

Lithotrophy is a phenomenon known from microscopic life, where an organism converts inorganic substances, usually minerals, into energy. So, we know that a single-celled life form can do this, but ...
5
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1answer
251 views

Light Emitting Animals - What happens to the food chain? [closed]

In my world, an event has happened, some nuclear fall-out caused every animal to grow a special organ that emits light, but I'm wondering what effect that would have on the Food Chain? The world I'm ...
5
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3answers
497 views

Cooking using nuclear bombs [closed]

This question is completely just for fun! :) So in one of my classes, some boys on an another table were debating whether you could toast a marshmallow for smores using a nuclear blast from a nuclear ...
5
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1answer
122 views

Caloric intake for oversized unicorn

How much daily food would a particularly immense unicorn need? My character is a unicorn - not one of those MLP pony unicorns, but a true, real-life unicorn. As such, he is based on commonly accepted ...
5
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2answers
75 views

Artificial food digestibility decrease

Good day fellers. My question is - how can one decrease the digestibility of consumed food? I mean, if two characters consume the same amount of the same food, the one with such ability will get ...
5
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2answers
212 views

Poor People Living On Farm-In-A-Box Tech?

It's 2040. Fusion energy's starting to become widespread and solar's gotten better. AI and robotics (and brain uploading, as with these guys) have reached the point where a robot can do any job a ...
5
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1answer
640 views

Practical concerns of traveling with terror birds as mounts

Briefly on world setting: Roughly classical age technology, magic is rare, difficult and shunned, flora and fauna is inspired by a remix of the Neogene period. Practical concerns for long distance ...
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4answers
689 views

What edible organisms grown in hydroponics on Mars will create most complete diet?

NASA has sent a crew of 100 people on Mars to start a colony. The crew was in cryogenic sleep during their trip to save food and water. And after the 6-month journey, they have reached Mars. My ...
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4answers
2k views

How long diversified food can be stored with early Middle Ages technology?

It takes place in a world with the knowledge and the technology similar to the early Middle Ages. The climate is moderate. People had to store a large amount of food for a long time. The food should ...
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3answers
766 views

What kind of food would be common on a tropical rainforest/ocean planet? [closed]

I have an alien planet with the entire world landmass arranged in two giant rings roughly 10 degrees north and south of the equator. Everything above sea level is beach or tropical rainforest. The ...
4
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3answers
386 views

is it possible for a kingdom to live off of rice, beans, eggs, potatoes, and chicken, and general food from foraging and hunting?

my question is literally right there. the general amount of people is about 2500 people. 1000 are men, 1000 are women, and 500 are kids. whatever farm area amount is required, I won't mind. as long as ...
4
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3answers
240 views

A world of animals and cannibalism, is it plausible?

So, one of my universes, is basically a 70’s retrofuture inhabited by anthropomorphic animals. They’re animals, for the purpose of creating a fragile civilization, as well as its themes of “Humanity ...
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3answers
177 views

Middle of the food distance spectrum, plausible?

My Kepler Bb humanoids are in the middle of a spectrum that goes from complete hunter gatherer (and thus having to go long distances for food and rely on ketosis to survive) to complete agriculture (...
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4answers
400 views

Nomadic Tribe of Herders - Source of Carbs/Other Nutrients?

Where would a tribe of nomadic herders obtain their daily carbohydrates and other necessary nutrients? Naturally they have access to protein and fat through their livestock, but what about the other ...
4
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3answers
2k views

If you have to survive for 30 days eating only one vegetable, what vegetable should you eat? [closed]

Your best friend offers $3000 in gold coins if you can survive one month (30 days) by eating only one vegetable. During the one month period, you will be quarantined in your own home, and any edible ...
4
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5answers
737 views

Food economy of pre-civilization carnivorous humanoids

Imagine a race of humanoids who only eat meat, and are unable to digest vegetables. Is it possible for these humanoid to be able too create/gather enough food(meat) to the point that job ...
4
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3answers
333 views

Human Blood as tradable nutrition in post-apocalyptic setting?

I hope that this question qualifies for worldbuilding. Take my apologies if it's too specific / not specific enough. In a post-apocalyptic desert-like environment with only a few million people left ...
4
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2answers
295 views

How would food availability and distribution for humans be like if bacteria evolved to resist cold and heat?

Today mankind rely on food's refrigeration and heating to produce in large scale and be fed. This only works because high and low temperature in processes like UHT and others kill most of bacteria ...
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4answers
345 views

What average percentage of settlers is required to ensure the supply of food?

In a world similar to the earth, a new colony (let's say 1000 settlers) is installed in a wild environment without any other colonies around them (i. e. no commercial routes). The technology ...
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6answers
330 views

can human sized humans feasibly live on an immortal dead human the size of Earth?

it sounds like it's an impossible thing, but what i mean is that the immortal is dead, but its body isn't decomposing. it has about the same atmosphere as earth as well. it could be curled up into a ...
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2answers
2k views

How do astronauts live on food pills? [closed]

Recently, I have read some articles about the history of food pills. There is one article said that food pills "were seen as the next logical step in the evolution of food" in the age of space travel. ...
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1answer
185 views

Making the cultural culinary feel correct [closed]

Even in places where the same foods are produced and crops do not vary, we tend to see culinary trends. For example, France and Germany have roughly the same climate, a similar landscape but the ...
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2answers
109 views

Best hydroponic crops to support an underground society?

So, in my world, after WW3, a contingent of American government officials, military officials, scientists, and engineers hid out in a specially constructed bunker, where they'd remain for nearly 200 ...
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2answers
187 views

Would it be possible to build numerous spaceships that could transport 10 million people in the late 2100's?

The crafts would have to contain large farms in order to sustain the immense amount of people, and they'd obviously have to be large and spacious to have good living conditions. I did some research, ...
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3answers
246 views

Cooking in the vacuum of space [closed]

It's time for Ultimate Iron Chef! Cooking... in space. EQUIPMENT: Anything that can be found in an ordinary kitchen. Utensils, electric cooker, toaster... Things like oxygen canisters and centrifuges ...
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1answer
283 views

How different would be the gastronomy of merfolk compared to ours?

My merfolk are omnivores and can use fire, which was discovered recently. They can breath out of the water for about 45 minutes before fainting. What kinds dishes can they cook and how different ...
4
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1answer
488 views

Can you make arbitrary food out of yeast?

In his Robot Series, Isaac Asimov mentions "yeast substitutes" as a way of creating enough food to feed everybody in the Cities. It's also mentioned in Prelude to Foundation. Here's a few ...
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3answers
188 views

What sorts (if any) of edible fungi (or other species) can survive lowlight conditions?

Basically, in the event of a blotting out of the sun á la an impact winter, what sort of food source (if any) could be used to sustain humanity? In my universe, underground/makeshift greenhouses ...
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2answers
194 views

Developed, highly advanced metropolis short on exotic foods

I have this setting, about an advanced city state in the middle of a sparsely inhabited wasteland/grassland type area. This state has the 90's level tech on consumer level, and a wide range from 90's ...
4
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2answers
203 views

Food requirements for Localised Temporal Fields, at different time velocities?

I have a middle-aged character who is stupidly messing around with some very dangerous quantumly-entangled unobtanium. He accidently creates a localised time reversal field. After the field collapses ...
4
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3answers
386 views

Stranded in a supermarket. What items will never be useful? [closed]

Let's say you are stranded in an average CVS Pharmacy or Wallgreens in a post-apocalyptic world. While this building has been untouched, there is nothing else around you for hundreds of miles and you ...
4
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2answers
81 views

How can existing cattle and poultry farming (housing/processing) be modified to accommodate human food stock?

This is a follow up question to the one below: How can existing methods of plumping, genetic modification, and gmo feeding be altered to accommodate the need for plumper, meatier human food stock? ...
3
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3answers
553 views

Space vacuum food preservation

In a world I am creating, some people have colonized Ceres-like and Moon-like worlds - that is, they live in domes or underground, in pressurized buildings. The planets have no atmosphere for all ...
3
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7answers
5k views

How long do slaves work each day?

In my imaginary world the main character's country has fallen and they now live as slaves. The conquering country is cruel, and treat the slaves so badly that basically everything that they do to the ...
3
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4answers
438 views

Would it be possible for a population of snakes to survive by eating nothing but fruit?

I was thinking of a scenario in which a population of snakes gets stranded on an island in which they are literally the only animals. This hypothetical island does not even have insects for the ...
3
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7answers
1k views

How to ensure a fresh food supply on a space station?

I am sending a space station (Year is 2020-2030, so no antigravity stuff) into space, probably bigger than the ISS but not rotating/only a few modules rotate, so there are only small areas with ...
3
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5answers
336 views

What can we do with unlimited (but uncontained, single-source) food production?

It's a popular kids tale: the pot of soup that magically produces more and more. In this story, our protagonist in Tunis is making a big pot of Lablali, the children outside are asking him to make ...
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3answers
364 views

How long could humans survive only on other humans?

A tragic event strikes the Earth, killing all living plants and animals except humans. With no other food source, humans turn to cannibalism. Assuming fresh water and oxygen is still available, how ...
3
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4answers
240 views

What would need to be true for the European continent to suffer from a catastrophic famine?

Context: In 1921, Russia suffered from a famine which killed an estimated 5 million people and survivors resorted to cannibalism. The Great Chinese Famine killed a potential 43 million people. In ...
3
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3answers
118 views

Food Production …IN SPACE!

One of the basic requirements for life is effectively food. One of the basic requirements of engineering is that we lift off with as little mass as possible. If we choose to explore the solar system ...
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6answers
565 views

What farming practices would allow the Earth to support a population as high as 200 billion

Welcome to the year 2170, the predictions of our grandparents were so wrong: The human population didn't cap at 20 billion, it went far past that. The global population is now roughly 200 billion. ...
3
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4answers
200 views

How do semi-sapient yeti/ogres live in the wild?

Assume that a species of bigfoot-type animal/person exists. Most of this also applies to ogres or trolls, whatever big dumb giants your particular setting has. My world's specs: They range 7-10 feet ...
3
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3answers
224 views

How could a creature derive energy from radioactive elements?

Have a creature that doesn't really need vitamins or minerals, it only requires energy which goes through a energy-matter conversion to build what it needs. Radioactive materials would be great ...
3
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4answers
614 views

Could humanity survive on a single food source?

Let's imagine that every food source except one suddenly becomes extremely toxic for humans and no matter what we try to do with them, they stay toxic. I'd like to know if there's some food source ...
3
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7answers
290 views

What should my kaiju eat?

So, strength is a bit unusual in that though he's a kaiju that's clearly inspired by Godzilla, he's completely artificial and was created deliberately to serve as a mobile fortress in The Union's (no, ...
3
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4answers
219 views

Could a post technological community survive without trees or animals

So I am envisaging a community trying to survive a mostly global disaster without any non human animals and no plants larger than bushes. What could be used for tools, clothing, food, fuel? Would ...
3
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1answer
250 views

How feasible would a civilization of carnivorous organisms that subsist off fish farming be?

I have a race of sentient amphibian humanoids that live on a very hot and humid planet that has massive amounts of large lakes, ponds, and rivers. They are carnivorous and for simplicity they have a ...

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