Questions tagged [vampires]

For questions related to vampires, imaginary undead beings generally assumed to subsist by means of fresh human blood.

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91
votes
19answers
45k views

Why would vampires be incapable of entering a non-vampire human’s house uninvited?

I'm looking for a scientific explanation as to why vampires would be incapable of entering a human's house uninvited. There have been many terrific scientific explanations for some of the most ...
68
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17answers
12k views

How does vampire-dad keep the masquerade to his daughter

A new girl moves into town with her eccentric parents who are self-proclaimed, professional vampire-hunters. They, for some reason, are completely convinced that their new neighbor is a vampire, but ...
56
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18answers
16k views

Plausible explanation for lack of reflection in a mirror

Thanks to the commenters in the question sandbox for helping refine this question before posting. In many vampire stories the vampires do not have a reflection in a mirror. This is generally not ...
52
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23answers
12k views

What possible scientific reasons could there be for a vampire to only be killable via wooden stake to the heart?

This excludes metal stakes, knives etc. to the heart, it's not the bleeding out that's the issue. Just for some reason, a wooden stake to the heart ends a vampire. Why? Assume the type of vampire ...
43
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5answers
5k views

Could a humanesque creature derive all its nutrients from drinking blood?

Vampires are a very common creature in various fantasy stories, they drink blood and often human food poisons them. Forgetting for the time being the additional rumours/fiction such as sunlight, ...
37
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12answers
6k views

Could an unusually long lived being continue to learn with the times?

I'm thinking about vampires, as we commonly see vampires who are hundreds (in some cases thousands of years old). In some depictions they appear old fashioned, in others they appear to be as up to ...
36
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20answers
7k views

How can changes in personality/values of a person who turned into a vampire be explained?

Vampires don't die from old age; They aren't born, and all vampires were humans at some point in their life. After being bitten, a human can turn into a vampire (although the chance is very low, ...
34
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10answers
8k views

How long after death is blood fit for consumption?

We all know that food spoils if left untreated by some form of preservation. Different foods spoil at different rates, of course. Let's say Dracula stumbles across a fresh corpse. (For the sake of ...
33
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18answers
7k views

What justification can I give for why my vampires sleep specifically in coffins?

The vampires in my setting have varying powers and weaknesses based on the magical grade of their blood. While the two higher-grade vampire types can survive in sunlight with no issue beyond losing ...
32
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20answers
5k views

How can my town be public knowledge while still keeping outsiders out?

My story is set in the early 1990s, and it's about various races of immortal humanoid mythical creatures living amongst humanity in secret. The main setting is a town in America that's been around for ...
30
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10answers
5k views

How to help give vampires a more positive reputation?

"Congratulations, you're hired!" Is usually something everyone is happy to hear. Except, the job... You're the local vampire lord's publicist. Well, congratulations. Your job is quite literally to ...
28
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10answers
5k views

Why would vampires require human blood?

In my world, vampires need to consume a small quantity of human blood every month to survive. They usually supplement their diet with animal blood and human food. A vampire which goes without human ...
27
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15answers
10k views

How does an immortal vampire king hide his vampirism and immortality?

I am aware of this question, but I think my situation is somewhat different. In the low-fantasy setting I'm working on, the king is a vampire in a world in which vampirism is punished by death. But ...
27
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16answers
21k views

Why can vampires only drink human blood? [closed]

Vampires are depicted differently in every work of fiction, but one thing mainly stays the same: they need blood to survive. Human blood, to be precise. Some stories add in the rule that they can also ...
26
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4answers
7k views

Would a vampire still be able to be a practicing Muslim?

I had debated whether asking this but given the very good answers on this question I thought it would be worth a shot. I have a character in my story who is a vampire and a practicing Muslim. ...
23
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15answers
11k views

Where could a vampire get blood without harming people?

I am looking for possible ways in which a vampire could obtain blood to feed in an modern urban fantasy setting explicitly without harming humans or other sapient beings. Parameters for this question ...
23
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8answers
6k views

How to design an advanced deadman's switch for the "vitality impaired"?

I don't usually use vampires as main characters. They're normally supporting characters for more, and yet less, human immortals, but I've decided to flesh them out a bit. I was thinking about advanced,...
23
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7answers
11k views

Anatomically Correct Vampire Teeth; Location, location, location

In pop culture Vampire teeth are often assumed/shown to be just like human teeth except that they have fangs instead of canines. After spending way too much time in front of the mirror, making weird ...
20
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20answers
14k views

If vampires existed in modern society, how could they not be well known by science and the public

If vampires were around today, not too common, but widespread,it would only take one doctor examining them realize they're different. I assume scientists would hear about it and want to study them. ...
20
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7answers
14k views

How much blood does a vampire need?

Assuming that a vampire expends as much energy as a human of similar size how much blood would they need to consume a day? My naive estimate is 2500 calories a day, there are (apparently) about 9 ...
18
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15answers
10k views

How would a young girl/boy (about 14) who never gets old survive in the 16th century? [closed]

In fantasy setting, in medieval time, there are a disease, curse... for simplicity in this scenario, let's call it "vampire". The victim who is afflicted with this "vampirism" does not get older. So ...
18
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13answers
4k views

Silver needs to make contact with the skin to be effective, but vampires are wearing armor. What now?

So, if this is a science-based world, why are vampires, werewolves and other entities associated with the dark side so sensitive to silver? Well, it has nothing to do with the metal, but rather its ...
18
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8answers
5k views

How can a 15-year-old vampire get human blood?

Since they can't really work a job that would allow easy access to blood, I thought of having them volunteer at a blood bank then maybe steal a bag. Alternatively, is it plausible that they would come ...
18
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11answers
6k views

How would vampires avoid contracting diseases?

In my fantasy world vampires exist, and most of the intelligent races can be turned into one. I try to make everything in this word kind of explainable by science, at least possible in our Earth. I'...
18
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8answers
4k views

Convenient teeth for a bloodsucking vampire

So I got this species of vampire-creatures (no conversion of other species, just mating and reproducing in typical mammalian fashion) that subsist entirely on blood. I'm using a bit of magic to imply ...
16
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5answers
4k views

What would happen if a refrigerated bag of human blood was warmed up in a normal kitchen microwave?

I have a vampiric character who feeds on human blood. She can do your normal plastic hospital blood bags or from the vein, but obviously blood needs to be refrigerated in order to stay fresh and cold ...
16
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5answers
4k views

A 'vampire' who still eats normal food

The hero of my story has been cursed to be forever 'bloodthirsty' in the literal sense of the word. Effectively, he has been turned into a vampire. But drinking blood will cause him to lose his senses,...
16
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4answers
2k views

How do I make my recruitment process vampire-friendly? [closed]

As Head of HR at a large urban bank, I have been getting a lot of flak (in the form of angry emails) from the 'Undead Defamation Society' about the fact that my company only employs a very small ...
15
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8answers
4k views

How can my vampires hide in public?

So, my vampires are somewhat different. Here's a short summary, though it might be a lot to take in: Vampires are created from humans by malfunctioning robotic headcrab masks. Vampires' original ...
15
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9answers
4k views

Vampires as a never-ending source of mechanical energy

Background Vampires are the usual sort. They sleep in coffins during the day and awake when it gets dark. Apart from the normal ways of killing them, they are immortal and so, despite their thirst for ...
14
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9answers
4k views

Where would a vampire-like creature get its energy from?

My main character is based on the basic concept of a vampire. That she needs blood to survive. She was genetically engineered to digest ‘blood’ instead of eating. She still needs to drink water. ...
14
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6answers
5k views

Would it be reasonable that vampires cannot drink just any blood type save O-? [closed]

With the exception of blood type O-, humans simply can't be given "any old blood type" without the potential of causing serious harm. I assume that in reality, a newly-dead body would still react ...
13
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10answers
1k views

Neutral, science-based Undead

I'm looking for one or more biological processes that could be bolstered, changed, or introduced to a human to create a severely extended lifespan, ideally requiring death first, in order to best ...
12
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4answers
4k views

How do vampires react to passive UV light sources?

Certain fantasy creatures are extremely sensitive to concentrated UV light. eg modern vampires. They either slowly or rapidly burn up in-front of you when exposed to direct sunlight or modern high ...
12
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9answers
2k views

Would a somewhat benign "vampiric" virus be doomed to infect everyone?

In one of the books of the The Witcher series Geralt has been told by a vampire (Regis, if I recall) that it was not true that vampirism could be spread by bite. He elaborated that the whole idea was ...
11
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7answers
5k views

Blood-based alcohol for vampires?

So a setting I had in mind has vampires, of the rather traditional kind. They aren't as inhumanly strong or fast, but in turn they aren't instantly incinerated by sunlight, instead just being really ...
11
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5answers
5k views

What foods will lycanthropes and vampirism-afflicted individuals need to avoid?

In an alternate version of our world, lycanthropes and vampires were introduced about 300 years ago and are coexisting with us. Unfortunately, they had to adapt to our cuisine and avoid certain ...
11
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3answers
3k views

Can my vampires evolve black sclera?

I’m in the process of making my own original series where I have all types of biologically feasible cryptids and monsters in it. In this series, I’m planning on having vampires being a species that ...
11
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6answers
2k views

Cruelty Free Vampirism

Setting: "One Big Lie" Sci-fi RPG The lies in this setting are an extension of relativity with a couple of extra dimensions allowing for FTL/Backwards Time Travel, and Thaumons. Thaumons (Magic ...
11
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3answers
1k views

How could a vampire pathogen operate in hard science fiction?

While the vampire is a monster of folklore, modern technothrillers (e.g. Federal Vampire and Zombie Agency, Ultraviolet, Blade, Underworld, Daybreakers) have portrayed vampires as humans infected by a ...
10
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11answers
10k views

How would Vegan Vampires survive?

There is a planet called Vegavampira, and on this planet the only really intelligent animals are Vegan Vampires, but there is one problem, because they are Vegan, they will not kill, nor will they ...
10
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1answer
392 views

How to Give An Ordinary Man Vampire Strength

One of the most overlooked traits of vampire biology is superhuman strength. In fact, Dracula himself was described as having the strength of twenty men. Now, this description posed a physical ...
10
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4answers
1k views

What does a Dracula-esque villain need to maintain a magical castle and a variety of minions?

Picture this: there is a high fantasy world with a majority of humans, but in recent times there have been other, monster based species gaining traction (i.e werewolves, naga, harpies). In this ...
9
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5answers
2k views

Sunlight and Vampires

I'm writing about vampires in my story and I'm curious what exactly it is about sunlight that makes them vulnerable to it. Are there any books or stories that define why the sunlight kills them? ...
9
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9answers
1k views

How to protect a organization from mindcontroling vampire

How would an organization protect sensitive information from mind-controlled spies? An organization (call it the Illuminati if you want) is hunting down a vampire. The vampire is capable of ...
9
votes
5answers
616 views

How could vampire culture inspire self-sacrificial "species patriotism" in people not born into it?

My story, set in 1990, has secret societies of immortal beings (vampires, werewolves, elves, leprechauns, etc.) living amongst the human race and trying to survive while remaining a secret. One idea ...
8
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9answers
3k views

If a scientist were to compare the blood of a human and a vampire, what would be the difference (if any)?

I tried to stick with vampire folklore and the various movies/shows about vampires when I thought of how vampires would be like if they really existed, but I also wanted to keep it as realistic as ...
8
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7answers
731 views

What are some not-so-obvious effects a person might experience if they were still conscious and active, but didn't have a heartbeat? [RE: Vampires]

I'm writing something in which the main character has become a vampire, or vampire-like entity, due to the influence of a Lovecraftian horror. What are some things they, as a conscious person, may or ...
8
votes
3answers
814 views

How can vampire-dad be popular when he has to stay inside during the day?

Welcome to Nottonmap, a small village in Whateverdrivestheplotland! The entire village has an impressive total of 500 inhabitants and doesn't really have more to offer than a smog-free and peaceful ...
8
votes
4answers
500 views

Could a humanoid be hematophagous (i.e., drink blood to survive) like a vampire?

Since blood is a fluid tissue rich in nutritious proteins and lipids that can be taken without great effort, it looks like hematophage animals would be above carnivores in the food chain. Animal ...