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Worldbuilding

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 Good Question
Question score of 25 or more. This badge can be awarded multiple times.
Awarded 2464 times.
A Decoy Planet made of expanded polystyrene. How big can I make it?
Awarded Nov 21 at 13:58
A replacement for alcohol in bars
Awarded Oct 29 at 18:12
The polar ice caps are melting. Can I replace them with icebergs made of pykrete?
Awarded Oct 22 at 11:49
Why should I depend on my minions? [closed]
Awarded Sep 17 at 15:11
How much would licensed necromancy affect the economy of a (European) Renaissance society?
Awarded Sep 5 at 12:26
A sentient carnivorous species trying to preserve life. How could they find a new food source?
Awarded Aug 5 at 11:37
What can be used as reliable, easy-to-understand and hard-to-rig source of entropy for Victorian Age random number generator?
Awarded Jul 11 at 11:51
How can I give Henry Ford's customers what they want: a faster horse?
Awarded Jul 1 at 1:06
Why would giant snails remain a constant problem for Medieval Europe?
Awarded Jun 18 at 7:41
What problems would a superhuman have whose skin is constantly hot?
Awarded May 2 at 19:12
What would an external observer see when passed by an Alcubierre drive ship?
Awarded Apr 30 at 13:10
How could a superhero maintain a secret identity these days, if at all?
Awarded Mar 16 at 8:47
Could tiny people find honest work?
Awarded Feb 27 at 15:07
How could farmers prevent Unicornification?
Awarded Feb 15 at 18:41
How would a humanoid species with long necks design rifles?
Awarded Jan 31 at 15:46
How to forge a multi-part weapon? [closed]
Awarded Jan 6 at 18:40
Could the Romans transport a Live Octopus from the East African Coast to Rome?
Awarded Dec 10, 2024 at 16:40
How does a government that uses undead labor avoid perverse incentives?
Awarded Oct 31, 2024 at 21:52
Is it even possible to build a beacon to announce we exist?
Awarded Oct 17, 2024 at 13:37
Growing food by firelight
Awarded Oct 11, 2024 at 17:25
Creating a deadly "minimum altitude limit" in an airship setting
Awarded Aug 19, 2024 at 23:56
Would a manned Mars landing be possible with Apollo-era technology?
Awarded Aug 14, 2024 at 18:33
What can a time traveler use to generate an encryption key to encrypt information so it's only decryptable after a given time period
Awarded Aug 3, 2024 at 21:22
Telekinesis resistant locks
Awarded Jul 23, 2024 at 14:32
Could a Black Market exist in a cashless society (digital currency)?
Awarded Jul 10, 2024 at 7:10
At what technological level can a mixed-gender military not be at a disadvantage to an all-male one?
Awarded Jul 9, 2024 at 18:50
How would an intelligent forest control and direct its animal minions?
Awarded Jul 9, 2024 at 3:01
Could ghosts be an airborne species of octopus?
Awarded May 22, 2024 at 9:27
Why machine worlds?
Awarded Apr 25, 2024 at 12:50
Turing incomplete magic, avoiding computers in world where magic is programmable
Awarded Apr 24, 2024 at 20:41
Dungeons for Real: 1. The Bottomless Pit
Awarded Apr 9, 2024 at 7:50
Why does my futuristic society want transparent iPads and computer monitors?
Awarded Apr 4, 2024 at 22:03
How can the stars be wrong, so that an observer realises they're not in our world anymore?
Awarded Mar 27, 2024 at 14:17
Practicality of Heated Crop Fields
Awarded Mar 16, 2024 at 17:21
Is a galaxy-wide language possible? [duplicate]
Awarded Mar 14, 2024 at 1:46
Could a Tank Survive a Nuclear Blast?
Awarded Mar 12, 2024 at 21:42
What advantages would bovines have over horses when used as cavalry?
Awarded Mar 6, 2024 at 18:08
How can psychic truffles keep humans from eating them?
Awarded Feb 29, 2024 at 22:17
How could a sentient plant evolve and what conditions would be required for this evolution?
Awarded Feb 16, 2024 at 22:31
How deep underwater do I have to dive to be safe from a 1MT Hydrogen bomb detonation above?
Awarded Feb 16, 2024 at 15:34
Is it possible to live without killing?
Awarded Feb 11, 2024 at 10:05
Can we use science to explain a creature that feeds on emotion?
Awarded Feb 5, 2024 at 19:51
Could there be a "divorce duel" to death?
Awarded Jan 22, 2024 at 18:19
If clock and calendar was reinvented with today's knowledge, what could they look like?
Awarded Dec 14, 2023 at 14:03
Conditions for a city on a mountain
Awarded Nov 15, 2023 at 21:36
Can the Little Prince's planet actually exist in our universe?
Awarded Nov 4, 2023 at 17:00
Why would cyborgs, assuming they are rare, be found in the lower classes rather than the elite?
Awarded Oct 14, 2023 at 4:32
How do I create a popular and fictional team-sport? [closed]
Awarded Sep 17, 2023 at 23:08
How quickly would a wooden treasure chest rot?
Awarded Sep 13, 2023 at 15:55
Logical in-universe reason for humans to continue using conventional firearms while other species use exotic weaponry?
Awarded Sep 5, 2023 at 9:41
What is the maximum size of a flying creature?
Awarded Sep 1, 2023 at 22:40
How to appease the Goddess of Traffic Lights
Awarded Aug 26, 2023 at 4:34
Would crab-cavalry work? [closed]
Awarded Aug 25, 2023 at 19:21
How long could a person survive on nothing but water, salt, and sugar?
Awarded Aug 18, 2023 at 16:16
Everyone is sent into the future via regularly scheduled timejumps. How can I make sure I survive?
Awarded Aug 18, 2023 at 5:56
What's the angle of repose for dead zombie bodies?
Awarded Aug 3, 2023 at 21:03
How can explorers determine whether strings of alien text is meaningful or just nonsense?
Awarded Jul 28, 2023 at 11:11
A steel-cutting sword?
Awarded Jul 18, 2023 at 4:17
Why do wild creatures carry money?
Awarded Jul 12, 2023 at 15:30
How do I defend a walled citadel from a lizard army?
Awarded Jul 12, 2023 at 5:26
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