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Questions tagged [viruses]

For questions about infectious agents that alter existing systems in order to reproduce.

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34 votes
10 answers
8k views

Can we get rid of all illnesses by a year of Total Extreme Quarantine?

Earth-Year: 2618. Location: Planet Hope, Proxima Centauri. Terraformation status: 97.8% Earth-like. Population: 128.596. The residents of this planet live in a paradise-like environment. The gravity ...
Neinstein's user avatar
  • 979
29 votes
6 answers
10k views

Could a virus that just kills plants be the end of us all?

Skip to Info if you can't be bothered reading (Story Plot) There are two super powers in a "cold war" scenario. One side decided that nuclear war wasn't the only thing they could use to hurt ...
Creed Arcon's user avatar
  • 3,592
23 votes
12 answers
7k views

The everybody-hates-everybody virus. Can humanity survive?

Aliens that are weaklings and have no physical weapons as we know them, want to conquer Earth because their home planet is dying. They sow an everybody-hates-everybody virus throughout Earth's ...
chasly - supports Monica's user avatar
20 votes
4 answers
10k views

How do scientists know whether a virus is man-made or not?

Question The alien want to make some new virus (or editing the gene of existing virus) to increase human death rate, and they don't want human to know the virus has been edited. I have read some ...
fairytale's user avatar
  • 1,334
14 votes
12 answers
6k views

Can a person be immune to all diseases and poisons

I have an OC, who was born with this one-of-a-kind condition. His immune system is abnormally strong, invincible really. He's incapable of getting sick, or dying of bacteria, viruses, venoms, poisons, ...
throwaway account's user avatar
14 votes
5 answers
3k views

A Plague that Causes Death in All Post-Plague Children

The backstory of the world in the story I am writing tells of a deadly plague that significantly depopulated all of humanity. Years later, as the survivors began to recover post-plague they noticed ...
Myisha's user avatar
  • 384
14 votes
11 answers
6k views

What pandemic could keep the world in isolation near indefinitely?

What kind of pandemic could keep nations on severe lock down for at least long enough to necessitate irreversible changes to culture and the economy (preferably a decade or longer)? Such as fast-...
Ferris7060's user avatar
13 votes
12 answers
4k views

Keeping the horde of nanomachines at bay?

So, there are three major powers in the setting that can be reasoned with, and a fourth that is just there to destroy. I have a problem with balancing them. The so-called nature spirits are creatures ...
Mephistopheles's user avatar
12 votes
4 answers
3k views

what makes a disease deadly?

I am writing a story, in which a mad scientist (based on Ted Kaczynski) wants to kill as many people as possible with an artificially created disease. The idea is, that more complex societies are ...
Qoray's user avatar
  • 1,089
11 votes
9 answers
1k views

How would a virus that only kills one sex work?

There is a popular movie trope of the near-total elimination of a sex (often male) because of a virus/a plague. This got me wondering : How would such a virus work? I'm not sure if it would be ...
faddllz's user avatar
  • 1,832
11 votes
6 answers
654 views

How could a seemingly-harmless virus become deadly at a predetermined date and time?

A secret group of environmentalist ultra-extremists has engineered a virus (or virus-like pathogen) with the purpose of making all of humanity extinct (yes, including themselves). They are aware that ...
plasticinsect's user avatar
10 votes
5 answers
2k views

Likelihood that a superbug or lethal virus could come from a landfill

Landfills seem like disgusting, nasty places that could be breeding grounds for all sorts of viruses and bacteria. What is the likelihood that the next lethal superbug or virus (like Ebola) could ...
bremen_matt's user avatar
10 votes
3 answers
2k views

Virus extinction at the snap of a finger. Can life on Earth continue to exist normally? [closed]

An entity comes to me in my dream and says I now possess the power to exterminate any biological entity of my choice on Earth at the snap of a finger. Without giving too much thought, I decide to ...
ihavenoidea's user avatar
10 votes
5 answers
1k views

Would a virus be able to change eye and hair colour?

The basic idea is that a small group of people, that were infected by the virus but managed to survive, has their hair colour changed to white and their eye colour changed to green. Said traits would ...
scipio's user avatar
  • 165
10 votes
4 answers
842 views

Low or absent pathogenicity viral agent

Pathogen virus work in a simple way: they inoculate their genes (DNA or RNA) in the host cells and let them replicate huge amounts of the attacker while hampering the host vital functions. As reaction ...
L.Dutch's user avatar
  • 289k
9 votes
4 answers
2k views

How credible is an extremely lethal virus dying out due to genetic inheritance patterns?

As a preface, let me apologize to knowledgeable people if things I say make them wince, I have no genetics or virology background whatsoever and my science-speak is taken straight from Wikipedia. The ...
Kubler's user avatar
  • 465
9 votes
6 answers
968 views

Enclosed space colony and spread of common viruses

Cold and Flu, are common viruses which normally infect us in the cold of winter. Ironically, those people who always keep themselves warm, stay less out-of-the-house and office, keep their windows ...
Christmas Snow's user avatar
8 votes
6 answers
1k views

Could a "multicellular" virus exist?

When I say multicellular I mean it's made of more that one viruses. Basically it's a bunch of viruses that act like viruses but use the viruses made by infected cells to build a "multicellular" ...
Topcode's user avatar
  • 2,285
7 votes
9 answers
4k views

How would an unethical corporation go about extracting resources from a nation unwilling to co-operate?

In the 22nd century, resource depletion is a serious problem, as most of whatever we had left has been stripped bare. A large multinational corporation, let's call them Deus X, is searching everywhere ...
Faz's user avatar
  • 1,453
7 votes
4 answers
3k views

How can a demonic viral infection spread throughout the body without being noticed?

Demonic possession occurs when an evil spirit hijacks the biological system of an organism, corrupting it and taking control of its functions. Although powerful, the possession eventually breaks down ...
Incognito's user avatar
  • 38.5k
7 votes
4 answers
2k views

What would be the easiest way for a personality-altering bioweapon to be transmitted?

So this bioweapon is a genetically-engineered microscopic parasite used by a certain government in a sort of revolution-turned-war. It works by making its host more paranoid, stressed and non-trusting ...
sprout's user avatar
  • 760
7 votes
5 answers
280 views

Radio controlled sheep

A worldwide pandemic has killed the world's dogs and their cousins the wolves. In sheep farming countries, dogs have been and still are an invaluable aid to sheep farmers. Some breeds will herd the ...
chasly - supports Monica's user avatar
7 votes
4 answers
481 views

What is more plausible, viruses in a host brain or a viral colony becoming conscious?

In my story I have a strain of virus capable of stealing parts of or changing its hosts DNA, so it could copy the abilities in nature for its next host of choice by taking the genes which control the ...
user avatar
7 votes
3 answers
159 views

What are my "viral" humans harvesting from from my uninfected humans?

The following scenario takes place on Earth, sometime in the next few decades. An unethical biotech company has developed a deadly bioweapon that uses humans as a vector, almost like a suicide bomber ...
Faz's user avatar
  • 1,453
6 votes
2 answers
683 views

A virus that causes adipocyte degeneration

In my world, there is a virus that causes acquired degreasing body syndrome (also known as ADBS) (sorry, the original French name of this disease is syndrome de dégraissage corporel acquis) (the ...
mammifereviolet4694's user avatar
6 votes
3 answers
531 views

Is it possible for thermophilic viruses to infect humans?

I'm writing a short story that focuses on an area with high thermophile activity, like a hot spring. There are known thermophile viruses, but thermophiles aren't able to transmit these to humans ...
Vigilant's user avatar
  • 1,659
6 votes
2 answers
246 views

If we were to discover an alien ecosystem that has a D-configuration of proteins, how would it react to our L-sided biology?

I'm working on a hard-sci-fi story where a scientist discovers microorganisms in our solar system with disastrous results. I was thinking about how any cross-contamination with an alien ecosystem ...
user avatar
6 votes
4 answers
449 views

Identifying an engineered virus

I'm about halfway through a novel about a very advanced alien civilization that is systematically wiping out other species using engineered viruses. I am hoping to have the protagonists test samples ...
JVerse's user avatar
  • 63
5 votes
4 answers
749 views

Can a virus that causes forced evolution exist?

I recently watched a movie called The Cave. In the movie there's a group of spelunkers that get trapped in the cave with a bunch of blind monsters. towards the end of the movie, we find out that the ...
Ghazt Master's user avatar
5 votes
3 answers
762 views

Creating a plausible Wendigo fever

It is believed that Wendigos are supernatural beings with an insatiable hunger for human flesh, or humans who are selfish and commit cannibalism and while the latter is more accurate, Wendigo fever is ...
icewar1908's user avatar
  • 6,885
5 votes
2 answers
369 views

Creating chimera virus by rogue scientist

In my world there is a rogue scientist who wants to wipe out at least 90% of humanity. He's has a sample of measles which are very contagious but he needs something new. Could he merge measles with ...
michael smith's user avatar
5 votes
4 answers
163 views

How can I make gene therapy using a retroviral vector go wrong and mutate into an airborne contagion?

I've been reading about viral vectors and am looking to incorporate it into my setting. From what I can see, it's possible to use viral vectors as a form of gene therapy, and retroviruses can work ...
Space_Cadet's user avatar
  • 1,291
5 votes
1 answer
93 views

Virologically Correct Wart-Causing Toad

It was once believed that warts could be caught from a toad. At first glance, this seems like something that could plausibly be true Unfortunately, warts are caused by HPV, the human papillomavirus. ...
Ichthys King's user avatar
  • 16.2k
5 votes
1 answer
828 views

Is it possible to create rage virus from 28 Days Later?

In 28 Days Later the Rage Virus causes uncontrollable aggression and changes in personality. Is such virus even possible in principle? I'm not talking about rabies but rather about a genetically ...
michael smith's user avatar
5 votes
2 answers
121 views

Heterozygote advantage against influenza/flu

Some heterozygote advantages in humans are: People with sickle-cell trait are resistant to malaria, but people with sickle-cell disease tend to die young. Depending of the source we believe, people ...
mammifereviolet4694's user avatar
5 votes
2 answers
93 views

What would a heterozygote advantage against the mutant coronavirus responsible for COVID-19 look like?

Some heterozygote advantages in humans are: People with sickle-cell trait are resistant to malaria, but people with sickle-cell disease tend to die young. Depending of the source we believe, people ...
mammifereviolet4694's user avatar
4 votes
4 answers
383 views

Would measles make a good apocalypse?

Let's say terrorists wanted to release a bioweapon that could deal with most of the world's third world population, and they developed a chimera disease that was essentially the measles, but with ...
kiltannen's user avatar
  • 1,414
4 votes
4 answers
1k views

Feasibility of a virus that causes its host to crave sex?

In the near future a man-made virus was released which caused a world wide epidemic in humans and animals , the virus completly shutsdown all cognitive functions in the brain leaving the host in a ...
user avatar
4 votes
3 answers
512 views

Virus within a virus: possible?

Is it possible that there might be a virus (of the giant, ancient, frozen-in-glaciers type) that is, for lack of a better explanation, double-layered? As in the first layer affects the host and then ...
McKenna Fussell's user avatar
4 votes
2 answers
341 views

How do I preserve my Wendigo Prion?

Wendigo fever is a Prion (credit goes to SE is too politically correct for the idea) which is spread by the consumption of tainted meat. the main problem I have is to my knowledge Prions are solely ...
icewar1908's user avatar
  • 6,885
4 votes
4 answers
126 views

Designing the properties of a biological agent that could wipe out 90% of the population without being stopped

I'm interested in coming up with a plausible agent of destruction, virus or fungus or engineered weapon or what have you, that could conceivably wipe out a majority of the human race. What physical ...
Space_Cadet's user avatar
  • 1,291
4 votes
2 answers
143 views

What would a heterozygote advantage against rabies look like?

Some heterozygote advantages in humans are: People with sickle-cell trait are resistant to malaria, but people with sickle-cell disease tend to die young. Depending of the source we believe, people ...
mammifereviolet4694's user avatar
4 votes
1 answer
82 views

Infectious diabetes [closed]

I want to know if the disease I invented is realistic or a total fiction. I imagined a hypothetical viral disease that causes a contagious form of diabetes. It is only transmitted by blood. The virus ...
mammifereviolet4694's user avatar
4 votes
2 answers
310 views

Covid-19 disappears, how long would it take to notice?

Covid-19; We all know what that is, a contagious pandemic that has caused an immense amount of loss and devastation and has effected tons of people all over the world You are chilling in your cozy ...
I_love_vegetables's user avatar
3 votes
5 answers
1k views

How many species does a virus need to infect to destroy life on Earth? [closed]

Okay, let's say that there's a virus that can infect multiple species, is very hard to cure, extremely contagious, can linger asymptomatically for long periods of time, and likely to be deadly. It ...
TysonDennis's user avatar
  • 2,380
3 votes
7 answers
375 views

Could a virus be used to terraform planets?

I came up with a society of insectoid aliens called Ebline, based on ants. Their class structure and stuff are very interesting, but their coolest tool is a virus called Cuulaziu. When they find a new ...
Jobah_HigherMind's user avatar
3 votes
4 answers
101 views

Is it possible for a bioaerosol/virus to be quickly detected?

Context: In my world, there is a lyssavirus strain with a long and complicated history that was accidentally developed into an extremely contagious bioaerosol; a doomsday biological weapon. Primates ...
August Ross's user avatar
3 votes
1 answer
154 views

Could HIV-1 evolve to successfully infect rats?

In my world that is set in a far future, a mammalian species from the Euarchontoglires superorder descended from brown rats (Rattus norvegicus) evolved to become sapient. One of the deadliest diseases ...
mammifereviolet4694's user avatar
3 votes
4 answers
364 views

What would be the most effective way for a parasitic alien lifeform to spread and grow on a post-apocalyptic Earth?

The background is that Earth is the victim of a massive comet strike, that wipes out a large portion of humanity (let's say 80-90%). Let's say that the comet was carrying an alien parasite that's a ...
Faz's user avatar
  • 1,453
3 votes
2 answers
312 views

Completely antiviral resistant, possible?

My Viral TB virus I made is completely antiviral resistant. It can and will infect every single part of the humanoid's body. Here is just a minority of what it causes: Pancarditis(whole heart ...
Caters's user avatar
  • 4,169