Questions tagged [food]

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

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votes
4answers
775 views

Fastest possible toaster [closed]

The year is 2016, your budget is in the tens of billions, and your job is to create the fastest possible toaster: specifically, the transition from regular, cold slice of bread to hot, lightly browned,...
6
votes
3answers
303 views

How to produce milk that's similar to blood?

How could a mammal produce milk which resembles blood? The blood milk should keep as many properties of milk as possible, curding for example, while resembling blood as much as possible. The mammal ...
6
votes
3answers
902 views

Balanced diet for a time traveler

Scenario (pick one): You accidentally travel through time Your time machine runs out of fuel or breaks Your time machine gets stolen A vengeful wizard banishes you to another time/dimension You ...
6
votes
6answers
383 views

Can you survive by growing and eating your clothes?

On Blue Planet 2: The Deep (at least, that is the title in the US version), there is discussion of crabs that grow bacteria on themselves as a food source. In the show, they kind of looked like they ...
6
votes
2answers
372 views

how would the carnivorous grassland work?

This question How often must carnivorous grassland eat? was really interesting for me to read. However it made me wonder, how would the bone grass scientifically kill? (is there a way to really make ...
6
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3answers
387 views

What would ancient Horn-of-Africa sailors eat on ship?

In my universe, the Horn of Africa is the hub of magical and technological advancement before its downfall in approximately 1 BC. What would ancient merchant sailors eat on a third rate ship (think ...
6
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2answers
405 views

Farming underground

Suppose the surface of earth is -349 Fahrenheit and survivors live deep underground dependent on geo-thermal energy. They do farming in tunnels. They have enough energy (heat, electricity), fresh air (...
6
votes
2answers
294 views

How do I get naturally occuring diamonds/precious stones in cheese?

"The most sophisticated of the galactic elite crave the most exotic delicacies and few come more exotic or delicious than diamond cheese. This cheese made only on a small agrarian world on the outer ...
6
votes
2answers
212 views

Maximum size of a pre-industrial city without domesticated fauna

In a previous question I asked what the impact of lack of above-ground fauna would be on an industrialized society, such as with a tech level of 1940s-1950s. While it largely wouldn't impact such a ...
5
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8answers
4k views

Would a decentralized food system be a better option for the world?

The current food system has many flaws. To list just a few: 1) The food industry is almost completely centralized, meaning that it's being controlled by a handful of multinational corporations that ...
5
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2answers
1k views

How long would it take for Earth to be eaten to its core? [closed]

If the Earth was edible, and was the sole source of food for its inhabitents, how long would it take for people to eat themselves off the planet? Assuming a biblical creation story (a man and a woman)...
5
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8answers
819 views

How much of a pre-industrial country consumed food can come from importation?

They do not have access to fast and reliable transport options like steam boats, trains and do not use fossil fuel. They can only rely on the power of the winds and water currents for long distance ...
5
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7answers
326 views

Proper technique for eating grass?

In my world, a species of vertically challenged humanoids spreads out from their island homelands to the wider world, entering the interspecies race for global dominance. Now, this species of ...
5
votes
4answers
226 views

How can an individual that consumes the biomass of others not experience any weight gain?

An artificially created organism called a symbiote has escaped from a research facility and has infected a human host. It has given this human new abilities, including super strength, speed, ...
5
votes
3answers
275 views

Is there a way to stop undigested food from leaving the body?

WARNING PROBABLY CONTAINS DISGUSTING STUFF So base of my previous question about will there complication to the body, especially the guts, if basically a single Senzu bean make a person never need to ...
5
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3answers
263 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 ...
5
votes
1answer
932 views

Will these foods provide sufficient nutrition?

A few of my previous questions have mentioned that the colonists to this world will be scrambling to get whatever foods they can grow, because the planet's fauna is largely nonexistent (There's sea ...
5
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6answers
376 views

Mechanisms behind different metabolisms for regular and synthetic food

In this world I'm building, a bunch of previously inactive genes in humans have started expressing, and changed newborns' metabolic system dramatically. As a result, a portion of population cannot ...
5
votes
2answers
164 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 ...
5
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2answers
260 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
votes
1answer
249 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
161 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
votes
1answer
114 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
197 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
votes
1answer
517 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 ...
5
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4answers
310 views

What properties would make a plant ideal for use on a space ship?

What properties of a species of plant would make it the ideal choice for taking it on a year-long trip through space as both an oxygen source and food source? We should assume that the amount of ...
5
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4answers
639 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 ...
4
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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 ...
4
votes
3answers
742 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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5answers
418 views

How to minimize risk of infection from raw meat?

Members of an intelligent alien species who have a generally current day Earth level of technology, essentially only eat raw meat freshly extracted from recently killed lifestock (and by "recently" I ...
4
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3answers
200 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 ...
4
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3answers
171 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 (...
4
votes
4answers
366 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
votes
5answers
666 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
votes
3answers
312 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
votes
2answers
285 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 ...
4
votes
4answers
328 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 ...
4
votes
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. ...
4
votes
1answer
177 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 ...
4
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3answers
203 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 ...
4
votes
1answer
258 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
votes
1answer
324 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 quotes from ...
4
votes
3answers
175 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 ...
4
votes
2answers
197 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
votes
3answers
384 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
votes
2answers
72 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
votes
3answers
539 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
votes
7answers
3k 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
votes
4answers
375 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 ...