Scientific Speculation

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How can a "magic" mirror flash blind people?

3 answers · posted almost 2 years ago by Mephistopheles‭ · last activity almost 2 years ago by Mephistopheles‭

technology light

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Technological "dungeon" designed to last for millennia

1 answer · posted almost 2 years ago by Bogdan 705‭ · last activity almost 2 years ago by Bogdan 705‭

technology dungeons

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A Mammal with Electrical Defenses

1 answer · posted almost 2 years ago by user3556983‭ · last activity almost 2 years ago by user3556983‭

biology electricity zoology city

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Would serial killers be a thing In a world where duels to the death are perfectly legal?

1 answer · posted almost 2 years ago by Jordy McCroquette‭ · last activity almost 2 years ago by Jordy McCroquette‭

reality-check psychology

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Can cherenkov effect be used for telling how fast FTL spaceship moves?

1 answer · posted almost 2 years ago by user6760‭ · last activity almost 2 years ago by user6760‭

faster-than-light mathematics light science-fiction

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If Earth had a smaller second moon, what would the sky look like?

1 answer · posted almost 2 years ago by RobotPQ30‭ · last activity almost 2 years ago by RobotPQ30‭

earth-like moons earth science-fiction alternate-earth

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Language that cannot be divided into words?

20 answers · posted almost 2 years ago by lirtosiast‭ · last activity almost 2 years ago by lirtosiast‭

aliens language

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I need a spacecraft to be pulled into the sun's gravity!

2 answers · posted almost 2 years ago by zengun309‭ · last activity almost 2 years ago by zengun309‭

reality-check gravity

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Could ocean and wind currents form on a tidally heated body

0 answers · posted almost 2 years ago by Samantha Clark‭ · last activity almost 2 years ago by Samantha Clark‭

weather reality-check moons

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can spacecraft heat be 'vented' with entangled particles?

3 answers · posted almost 2 years ago by Daikael‭ · last activity almost 2 years ago by Daikael‭

space reality-check spaceships ships science-fiction

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Where can you find berries that eat people from the inside out?

4 answers · posted almost 2 years ago by Clockwork Parzival‭ · last activity almost 2 years ago by Clockwork Parzival‭

creature-design flora ecology alcohol

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What is the minimum and maximum gravity level that nearly all humans can sustain over a 5 year period?

4 answers · posted almost 2 years ago by galactic_analyzer‭ · last activity almost 2 years ago by galactic_analyzer‭

humans adaptability gravity health

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Evolution of flying skulls?

3 answers · posted almost 2 years ago by bio‭ · last activity almost 2 years ago by bio‭

reality-check evolution fauna creature-design

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A tiny fire-breather

2 answers · posted almost 2 years ago by user3556983‭ · last activity almost 2 years ago by user3556983‭

biology dragons zoology

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What would happen if a black person used genetic modification to turn off the MC1R gene?

2 answers · posted almost 2 years ago by Sabrine Crystal Santos‭ · last activity almost 2 years ago by Sabrine Crystal Santos‭

biology genetics genetic-engineering engineering

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Adjusting to the Sound of a Waterfall

5 answers · posted almost 2 years ago by Halfthawed‭ · last activity almost 2 years ago by Halfthawed‭

biology waterfall

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Werewolves and sense of smell, what is reasonable for them to accomplish with it?

3 answers · posted almost 2 years ago by Demigan‭ · last activity almost 2 years ago by Demigan‭

biology chemistry biochemistry werewolf

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Hematophagic Organism Body Size

1 answer · posted almost 2 years ago by Thalassan‭ · last activity almost 2 years ago by Thalassan‭

biology evolution

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How could Ice Spikes naturally occur?

4 answers · posted almost 2 years ago by DigiAB‭ · last activity almost 2 years ago by DigiAB‭

climate reality-check extreme-terrain

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Possibly of achieving prolonged immortality

3 answers · posted almost 2 years ago by RotNDecay‭ · last activity almost 2 years ago by RotNDecay‭

biology death immortality

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So, how do I put the extra muscle, needed for flight, into a large flying creatures like dragons?

3 answers · posted almost 2 years ago by Mephistopheles‭ · last activity almost 2 years ago by Mephistopheles‭

creature-design dragons flight light bio-mechanics

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What's the largest a canine could realistically get?

1 answer · posted almost 2 years ago by icewar1908‭ · last activity almost 2 years ago by icewar1908‭

biology evolution creature-design

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What aquatic life would utterly deplete the soil of a specific nutrient?

3 answers · posted almost 2 years ago by user72058‭ · last activity almost 2 years ago by user72058‭

biology culture geology agriculture chemistry zoology

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How do I calculate the total time dilation experienced by an accelerating ship?

1 answer · posted almost 2 years ago by Starsong67‭ · last activity almost 2 years ago by Starsong67‭

space spaceships time ships time-manipulation

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How/why could dragons develop six limbs?

3 answers · posted almost 2 years ago by Puck‭ · last activity almost 2 years ago by Puck‭

creature-design

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How can elves prevent specialization among their species?

2 answers · posted almost 2 years ago by Incognito‭ · last activity almost 2 years ago by Incognito‭

biology society xenobiology

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Building an interstellar starship during transit

5 answers · posted almost 2 years ago by Adam Reynolds‭ · last activity almost 2 years ago by Adam Reynolds‭

space travel reality-check spaceships space-travel ships

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Could my Triclops exist?

1 answer · posted almost 2 years ago by icewar1908‭ · last activity almost 2 years ago by icewar1908‭

biology evolution creature-design mythical-creatures

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Effect of Prolonged Egg Diapause on Species

2 answers · posted almost 2 years ago by Thalassan‭ · last activity almost 2 years ago by Thalassan‭

biology genetics

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Could a red tree exist?

6 answers · posted almost 2 years ago by RotNDecay‭ · last activity almost 2 years ago by RotNDecay‭

environment biology

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Could Long, Dense Walls of "Megamangroves" Deflect The Deadliest of Storms?

1 answer · posted almost 2 years ago by JohnWDailey‭ · last activity almost 2 years ago by JohnWDailey‭

weather flora earth alternate-earth

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Time reversal by the means of lightspeed

1 answer · posted almost 2 years ago by El El‭ · last activity almost 2 years ago by El El‭

space travel spaceships time-travel time ships

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Can we safe FTL from paradoxes by using a Multiverse?

5 answers · posted almost 2 years ago by mart‭ · last activity almost 2 years ago by mart‭

faster-than-light light

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What conditions would be necessary to have all of the world's mainland animals be subjected to island gigantism?

3 answers · posted almost 2 years ago by Niobium_Sage‭ · last activity almost 2 years ago by Niobium_Sage‭

fauna apocalypse post-apocalypse

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Stability in Lowering a Space Elevator

1 answer · posted almost 2 years ago by Rusty‭ · last activity almost 2 years ago by Rusty‭

space reality-check physics space-elevators

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What technologies could be made with the manipulation of quarks?

1 answer · posted almost 2 years ago by Shawn‭ · last activity almost 2 years ago by Shawn‭

technology nanotechnology science-fiction

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Is it theoreticaly possible to phase shift between alternate universe and/or realities?

3 answers · posted almost 2 years ago by Hewholooksskyward‭ · last activity almost 2 years ago by Hewholooksskyward‭

space physics technology science-fiction

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How could an iceberg be created quickly?

2 answers · posted almost 2 years ago by George Brewington‭ · last activity almost 2 years ago by George Brewington‭

physics technology chemistry

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Methods for melting metals in space

3 answers · posted almost 2 years ago by Daikael‭ · last activity almost 2 years ago by Daikael‭

space technology metalworking

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Can an animal develop a facial disk through muscle and bone alone?

1 answer · posted almost 2 years ago by ProjectApex‭ · last activity almost 2 years ago by ProjectApex‭

biology reality-check evolution xenobiology

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How big does a pelican type creature need to be to carry a grown up human inside its mouth and still fly?

1 answer · posted almost 2 years ago by Li Jun‭ · last activity almost 2 years ago by Li Jun‭

biology reality-check physics creature-design xenobiology

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How do I get strong storms on a slow rotator

1 answer · posted almost 2 years ago by Aezyc‭ · last activity almost 2 years ago by Aezyc‭

climate weather

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Magnetic sail on rotating ship

2 answers · posted almost 2 years ago by Adam Reynolds‭ · last activity almost 2 years ago by Adam Reynolds‭

space spaceships generation-ships magnetism ships electromagnetism

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Biology behind a monster that is able to remain invisible

3 answers · posted almost 2 years ago by Space_Cadet‭ · last activity almost 2 years ago by Space_Cadet‭

biology reality-check creature-design xenobiology

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Anatomically Correct Diclonius

1 answer · posted almost 2 years ago by Arbiter Elegante‭ · last activity almost 2 years ago by Arbiter Elegante‭

biology reality-check evolution creature-design

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Biological reason for organically formed crystals in or outside of body

2 answers · posted almost 2 years ago by Mark Gardner‭ · last activity almost 2 years ago by Mark Gardner‭

biology xenobiology

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How to prevent people from ever using the Founder Titan again without rendering it inoperable?

2 answers · posted almost 2 years ago by Mephistopheles‭ · last activity almost 2 years ago by Mephistopheles‭

robots security

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is it possible for creature to have loose jaw like snake but also has enough bite strength to bit off big chunk like most predator or human do?

4 answers · posted almost 2 years ago by Li Jun‭ · last activity almost 2 years ago by Li Jun‭

biology reality-check creature-design xenobiology

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Could a species be able to be impregnated by anything?

3 answers · posted almost 2 years ago by FelisMiscellaneous‭ · last activity almost 2 years ago by FelisMiscellaneous‭

biology aliens reproduction genetics xenobiology

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Procedurally generating a galaxy's worth of names

2 answers · posted almost 2 years ago by rek‭ · last activity almost 2 years ago by rek‭

mathematics terminology names

Communities