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The Leech Dragon, so named for its round, leech-like mouth, is by far one of the creepiest and most vicious dragons. Part of the reason for its infamy is its ability to exhale toxic and very flamma...
So I build a city on the ocean floor out of handwavium, Bioshock style, but I want an easier way to get there besides taking a boat to the middle of nowhere and then getting into a submersible. I...
There is this very weird species of bird that just can't get enough of delicious human flesh. But the bird has a problem - humans are big, smart, and social, so this little birdie has a unique skil...
I want this world to have two things, typically on the complete opposite end of geological timescales: Land fauna is incredibly "Young" - Pretty much nothing larger than a "large" insect (Some li...
In my world I want to create a really deep underwater science facility to conduct weird and unethical experiments in. But I think to myself: How deep could I take such a building? Does it become ...
Prototaxites. Giant, finger-shaped mushrooms. Painting by Mary Parrish, National Museum of Natural History. These monsters existed before trees did, and while there are a few theories on whethe...
I am writing a science fiction story with mass produced clones. Since I have a number of clone I need to tell them apart. The ID system must be: Permanent over the lifetime of the clone (call it ...
If a humanoid had a second pair of vocal cords or similarly functioning structures under the primary vocal cords, what would be the effect on the voice? Would this allow the humanoid to sing with t...
There is a popular high-stakes card game. Unfortunately, for whatever reason, it's impossible to get out a new pack of cards for each round. The same cards must be used throughout. This game would...
We know that Venus has a poisonous carbon dioxide and hydrochloric acid atmosphere at a temperate of over 800 °F, but what about an ice planet? Mars is mostly freezing with a trace atmosphere, we ...
I'm wondering if a pine forest with near-constant rain and thunder could be possible. I was thinking that possibly something like this could be created by high mountains next to this place, lightni...
So my society can genetically engineer using Retro-viral vectors specially designed to work on only the subject they are injected into. I wanted my police force to be locked in a struggle with orga...
I am trying to construct a standing stone calendar for my world Jasmi, located at latitude 53.8 degrees South. To do this, I need the hour angle of moonrise and moonset for my world. The problem is...
I am trying to create a planet with low gravity that keeps an atmosphere and has an ocean that covers the whole planet. Basically I am developing beings (separately from this question) who can live...
So I robbed fort kn... I mean had a misunderstanding with some pretty powerful people by no fault of my own. I can teleport to places I can see or have seen (like in the movie jumper, btw I love g...
Computer scientists have created an AI that they hope has intelligence far superior to a human being. But they do not know how intelligent it is ... a bit more than humans, or unimaginably more. Th...
All the humans disappear, except maybe less than ten (unskilled) people. How long would those few be able to access and use the internet?
I'm still fiddling with my map, and I got to thinking about continental drift. My world has two large large continents and a couple of other notable landmasses between the size of Iceland and Austr...
Please reality check my place from which one could watch time outside move faster... A space station constantly moving at near light speed. The space station is created by a race with superior te...
On earth, all sorts of machines require heavy oils and lubricants in order to function correctly, be it bearing grease, engine oil, transmission fluid or hydraulic oil, the majority of which are pr...
The Volt Dragon is an incredibly dangerous beast that reeks havoc on any attempted air travel. This dragon generates many small but powerful magnetic fields whose strength can be varied voluntarily...
The Leopard dragon is one of the fastest and smartest dragons out there. With four eyes, external ears, four legs, two wings, a long tail, and sleek black scales, this dragon is quiet and nearly in...
So basically what I want to know what dietary changes to human would need to happen to support this human dragonfly -Chitin claws on all fingers and toes; and three chitin spikes on each limb 9-...
This question about time dilation got me thinking. The speed of an electron through copper is a whole heckofa lot slower than the speed of light, but if I understand the limits of relativity corre...
What would happen to an airplane in space? Or to be more specific, would anything interesting happen to the plane itself, and would the passengers and crew be able to survive for longer than a few ...
