Sci-Fi Writing and World Building Forum

Sci-Fi writers, this forum is for you. Free ideas and advice for your stories from sci-fi fans and science professionals. Find out how to bring in real science for your story.

Threads

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6

High energy laser vs supervelocity missile

  • GTOM
  • · Replies 44 ·
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44

Writing: Input Wanted Ability to influence quantum probability

  • cube137
  • · Replies 9 ·
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Writing: Input Wanted How Close Can Spaceships Safely Approach Black Holes?

  • essenmein
  • · Replies 10 ·
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How many rockets could launch simultaneously to evacuate Earth?

  • wetlander
  • · Replies 7 ·
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Writing: Read Only What Does Great Lakes Earth Look Like from Space?

  • JohnWDailey
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Writing: Input Wanted Could a charged stream electrocute boats without boiling away?

  • callie123
  • · Replies 16 ·
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16

Photovoltaics and time near a black hole (as a key story element)

  • Daniel Sellers
  • · Replies 4 ·
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How long does something exist at relativistic speeds?

  • some bloke
  • · Replies 3 ·
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Super volcanoes and asteroid/comet impacts

  • Monsterboy
  • · Replies 15 ·
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15

How to Reach a 8.6 Lightyear Star in 60 Years?

  • DeverX
  • · Replies 12 ·
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12

What do you think of this FTL/time travel engine?

  • aslan227
  • · Replies 4 ·
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Moving in a 2g gravitational environment

  • newjerseyrunner
  • · Replies 6 ·
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6

Sci-fi author needs advice on building a multi-layered city

  • Thomas Hewlett
  • · Replies 12 ·
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12

Gravity in a hollow Earth RPG world with dense center

  • Huggas
  • · Replies 10 ·
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Relativistic speeds - what do astronauts actually see?

  • kiplunk
  • · Replies 4 ·
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What would a wormhole look like from the inside?

  • member 656954
  • · Replies 12 ·
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Plausibility of this meteor habitat?

  • Kiwimaster76
  • · Replies 15 ·
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15

Superman Protagonist: Skinsuit Capability Up to 4,000mph

  • chasrob
  • · Replies 3 ·
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3

Writing: Input Wanted World destroying solar storm/binary orbit

  • AidenFlamel
  • · Replies 3 ·
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Writing: Input Wanted Black holes as white holes in other universes

  • Noisy Rhysling
  • · Replies 22 ·
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Writing: Input Wanted Flight duration to L4 point and 90-degree Earth orbit with constant 1g acceleration

  • Fred Bobo
  • · Replies 6 ·
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Small, lightweight high-voltage power source for a story

  • timelessmidgen
  • · Replies 25 ·
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25

Writing: Input Wanted How high and how fast should a lunar orbital ring spin for Earth gravity

  • Chatterton
  • · Replies 18 ·
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18

Slightly More Plausible Barriers Than Force Fields

  • Lren Zvsm
  • · Replies 5 ·
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5

Calculations for a theoretical planet + a little biology

  • Kiwimaster76
  • · Replies 24 ·
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24

Writing: Input Wanted What is the fastest route to Earth 180

  • Fred Bobo
  • · Replies 6 ·
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What would you see from inside tubular ringworld?

  • AotrsCommander
  • · Replies 10 ·
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10

How Can Time Dilation Be Achieved Near a Black Hole in Sci-Fi?

  • Skyler Hooks
  • · Replies 13 ·
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13

Is the Circular to Elliptical Orbit Calculator Accurate?

  • chasrob
  • · Replies 10 ·
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10

Writing: Input Wanted Scientific use of Chi/Qi/not so espiritual energy

  • AidenFlamel
  • · Replies 3 ·
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3

Can docking ships help regulate rotation in a spinning space habitat?

  • dmac257
  • · Replies 22 ·
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22

Can I make a time skip forward 20 years scientifically plausible for my story?

  • TheQuestionGuy14
  • · Replies 32 ·
2
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Writing: Input Wanted Submerged Structures in an Ocean World

  • Jason K
  • · Replies 18 ·
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18

Writing: Input Wanted Would humanoid strength be comparable to elephant strength?

  • caters
  • · Replies 3 ·
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3

Can superluminal travel create time dilation for YA fiction?

  • Elon303
  • · Replies 17 ·
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17

Mini star spawning and dying on a planet's surface

  • Howie BL
  • · Replies 8 ·
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8

Writing: Input Wanted Geology of Great Lakes Earth, an alternate world dominated by lakes

  • JohnWDailey
  • · Replies 6 ·
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6
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10

Can a Moon-Sized Spinning Sphere Create Livable Artificial Gravity?

  • Adrovane
  • · Replies 7 ·
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Can gravity from other galaxies affect Earth, and how?

  • pegamin
  • · Replies 16 ·
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16

How do the Mobius and Klein models illuminate string theory?

  • tatkhj
  • · Replies 3 ·
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Quantum Locking and the Earth's Magnetic Field

  • parkinglot
  • · Replies 6 ·
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6

Personified universal laws as characters in sci-fi

  • hsdrop
  • · Replies 14 ·
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14

Writing: Input Wanted Alternative energy sources? How about photons?

  • Willy Pete
  • · Replies 25 ·
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Reality check on SF action scenes

  • GTOM
  • · Replies 83 ·
3
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Writing: Input Wanted How can a wormhole be relocated and what would happen to objects near it?

  • Michael27
  • · Replies 3 ·
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Writing: Input Wanted Mostly Underground City Stage 1: All on Foot

  • caters
  • · Replies 2 ·
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Infinite pressure on infinitesimal area?

  • Fullmetal_Potato
  • · Replies 13 ·
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13

What types of illness would be allowed on a generation ship and why?

  • caters
  • · Replies 8 ·
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Surviving a Solar Storm: The Challenges of Monitoring Earth from Mars

  • Chatterton
  • · Replies 9 ·
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9

Elasticity and light speed vibrations

  • snorkack
  • · Replies 2 ·
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Technological mastery of fundamental forces

  • Khatti
  • · Replies 3 ·
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3
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43

Photons in Fiber Optics V Solar Sails

  • Tony Montana
  • · Replies 9 ·
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9

Non-mushroom-cloud hydrodynamics

  • itssilva
  • · Replies 11 ·
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11

Writing: Input Wanted Longitudinal Waves: Do Devices Use AM or FM?

  • RyderP
  • · Replies 19 ·
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19

Is it possible to create a quantum bomb?

  • Jaakub
  • · Replies 11 ·
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11

Constructing an underground cave

  • SIQI
  • · Replies 4 ·
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4

How Effective is Kinetic Bombardment Compared to Historical Explosions?

  • Rocco the Stiff
  • · Replies 8 ·
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8

Science fiction novel set in a post-singularity future

  • Curiose
  • · Replies 10 ·
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10

Can vacuum pressure accelerate projectiles heavier than a ping-pong ball?

  • david brouh
  • · Replies 6 ·
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A theoretical flotation device using a vacuum (for a novel)

  • JeffCyr
  • · Replies 14 ·
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14

What will the post-technological world look like for humanity?

  • Noisy Rhysling
  • · Replies 4 ·
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4
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Writing: Input Wanted Can Humans Birth Technologically Enhanced Offspring Naturally?

  • omnipojack
  • · Replies 5 ·
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What happens if you adjust fundamental constants of nature in a test area?

  • star apple
  • · Replies 7 ·
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Magnetic Force Applied to An Object @ d (0,n) (Rail gun on Mars)

  • Rra
  • · Replies 2 ·
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Do author interviews and official sourcebooks override what's shown in fiction?

  • Tap Banister
  • · Replies 9 ·
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9

What goods are valuable enough to transport between star systems?

  • GTOM
  • · Replies 41 ·
2
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41

Relativity's role in forbidding FTL Information Transfer

  • Swamp Thing
  • · Replies 4 ·
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4

Climate 300 years after nuclear apocalypse?

  • ToBoldlyKnow
  • · Replies 2 ·
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I'm a private spacefarer in the year 2050. What physics do I need to know?

  • Krunchyman
  • · Replies 7 ·
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I am writing a story involving a hypothetical chemical reaction

  • Conor Sullivan
  • · Replies 22 ·
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22

Alien skeleton with copper, calcium and which element?

  • Yemmy
  • · Replies 1 ·
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Can planets around pulsars recover after moving away from radiation?

  • Althistorybuff
  • · Replies 2 ·
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2

How much would a quantum computing network rely on power?

  • Christopheles
  • · Replies 7 ·
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Writing: Input Wanted Using a "disintegrator" to make square corners?

  • Noisy Rhysling
  • · Replies 3 ·
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3
  • Poll Poll

Writing: Input Wanted Using ancient Egypt as the cultural basis for a sci-fi planet

  • GTOM
  • · Replies 35 ·
2
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35

How would everyday life work with 3D printers and robots?

  • GTOM
  • · Replies 43 ·
2
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43

Artificial Gravity Technology: Creating an Implosion Effect

  • SnakeEater
  • · Replies 7 ·
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7

Most realistic propelling technologies?

  • Armantium
  • · Replies 17 ·
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17

What's the Best Invented Yet? Your Opinion Counts!

  • Noisy Rhysling
  • · Replies 21 ·
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21
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How would you design your art planet?

  • Yemmy
  • · Replies 5 ·
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5

Anti-Gravity Logistics: Pinned to Planet or Beyond?

  • Frost Dragon
  • · Replies 7 ·
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7

Wasn't there a thread on making living space out of asteroid

  • Noisy Rhysling
  • · Replies 4 ·
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4

Gravitational lensing focal distance formula for interstellar signals

  • Dr Wu
  • · Replies 7 ·
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7

Can an Anti-Matter Blade Cut Through Anything?

  • AlkamlBan
  • · Replies 10 ·
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10

Information transfer in space - with book research

  • NIKOXXII
  • · Replies 2 ·
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2

Governance of a colony on a new world?

  • Noisy Rhysling
  • · Replies 25 ·
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25

Predicting Worlds With Lower Gravity

  • Handerson Tjia
  • · Replies 8 ·
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8

What could a time machine plausibly look like?

  • ToBoldlyKnow
  • · Replies 22 ·
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Imagining Multiple Ringworlds Around a Star - Is it Possible?

  • Chatterton
  • · Replies 6 ·
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How much negative mass to warp an average guy across town?

  • RyderP
  • · Replies 4 ·
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4

Atmospheric Heating from Meteorite Impact

  • |Glitch|
  • · Replies 2 ·
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Writing: Input Wanted What if sea level rose dramatically?

  • Chatterton
  • · Replies 27 ·
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Writing: Input Wanted Some problem solving -- probe is traveling to Alpha centauri

  • fiction_author
  • · Replies 23 ·
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