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Tags

A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

For questions about the ability to live forever.
150 questions
For questions concerning dimensions of space and time, whether our 3-space + 1-time or other dimensions.
149 questions
For questions about atomic nuclear phenomena and their effects on the world. For heat and power generation applications of nuclear phenomena, use [nuclear-power]. For weapons relying on nuclear phenom…
147 questions
For questions dealing with acts that violate the laws of a given legislation.
146 questions
For questions related to vampires, imaginary undead beings generally assumed to subsist by means of fresh human blood.
145 questions
For questions about planetary climate change.
145 questions
For questions about short term actions, often in a military context. Consider also [military].
144 questions
For questions regarding the day-night cycle of a day on a world. Usually regarding the dark-light cycle.
144 questions
For questions about the diagnosis, treatment, and prevention of disease and injury.
141 questions
For questions involving radiant energy from the Sun.
140 questions
For questions about politics at a larger-than-nation-state scale. These may include questions about relations between superpowers, entities similar to the United Nations, the functioning of a single w…
140 questions
For questions about birds and birdlike creatures. Does not include machines designed for flying (consider [airships], [aircraft], [spaceships]). Consider also [flight].
139 questions
For questions about the process of developing scientific discoveries and what prerequisites are needed for different types of discoveries.
139 questions
For question about anything that can be used as a power source for a planet or civilization.
138 questions
For questions that have to do with dinosaurs, excluding their living avian descendants.
137 questions
For questions relating to sexual reproduction and the physical acts of mating that sexual beings engage in.
137 questions
For questions about blood, its use in the circulatory system, its effect and what would happen if it was changed.
136 questions
For questions about the interactions and relationships between multiple different species.
136 questions
For questions about naturally occurring phenomena that cause damage and threat to a sentient being, e.g. tornadoes, earthquakes, meteors, etc.
136 questions
For questions about heavier-than-air artificial objects designed to fly through an atmosphere, including fixed-wing aircraft and helicopters. Not for flight-capable living creatures (use [avian]) or l…
135 questions
For questions about the formation and existence of deserts, how civilizations survive in them, creatures of the desert, and related topics.
132 questions
should be used when planning the overall, broad, and long term objectives for an organization or individual. Depending on your needs, this can be used with economic, military, political, or o…
132 questions
For questions about instantaneously or near-instantaneously transporting an object from one location to another.
131 questions
For questions about rock particles or large rocky bodies in space, typically in orbit around a star. Contrast with "meteors", space rocks falling to planetary surfaces. Whereas asteroids are objects t…
131 questions
For questions about specific groups of living organisms that are similar enough to interbreed successfully.
129 questions
For questions involving volcanoes, volcanic eruptions, and related phenomena, whether or Earth or elsewhere.
126 questions
For questions about systems used to distribute time into certain periods adapted to the purposes of common life, as hours, days, weeks, months, years, etc.
125 questions
Questions for incorporating fantastical elements into the modern world (20th century or later), with an emphasis on cities.
125 questions
For questions involving creatures in seas/oceans. This tag is useful when paired with a broader creature tag such as "biology," "creature-design," or "xenobiology" in order to provide the most specifi…
123 questions
For questions that have to do with means of commercial exchange other than barter.
123 questions
For questions that deal with explosions, which are rapid and usually violent releases of energy that create shockwaves.
122 questions
For questions about the process of building, modifying or enchanting a ship. The ship can be a boat or a spaceship.
122 questions
For questions about the ability to see or a similar sense.
122 questions
For questions about societies in which there is great suffering or injustice, often totalitarian or post-apocalyptic in nature.
119 questions
Questions dealing with creatures that have the ability to change their body form into someone or something else, voluntarily or involuntarily. Consider also the [chimera-folk] tag.
118 questions
For questions involving the economic exchange of goods or services.
117 questions
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