Sci-Fi Writing and World Building Forum

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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.
The Darth Vader/Dr. Doom Builder Book List
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Can some bright spark help me? Colour of Light vs Time
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How can the lift produced by animal wings be calculated?
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Anthropomorfic Fundamental Forces
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What is the role of realistic physics in military science fiction writing?
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Parallel computing, AIs and the cloud
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Radioactive Decay: Alien Element Unstable Isotope
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Creating Time Machines for Advanced Civilizations: A Plot Device for Writers
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Klown Kar Planet: Last Days Before Tidal Lock
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Help With Time-Travel Short Story
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Need help with astronomy details in a book.
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Consequences of denser atmosphere on Earth-like planet
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Looking for assistance on writing project
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Properties of X Element for Sci-Fi Story Writing
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Stealthy Orbital Re-Entry for Combined Arms Warfare
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Ship to ship combat with an unknown invader
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Sweet Spots in Gravity Wells for the purposes of fiction
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Transmission rate of grey goo across the universe
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Underground biosphere, what can be the possibilities?
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What animals are good example of natural enemy in PA setting
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What Political System Best Suits a Rebuilding Society on a Distant Planet?
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Universe Building: Exploring Ideas & Questions
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Future time measurement units for a tidal locked exoplanet
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How long would it take to travel to Eris?
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What Is the Correct Term for an Astronomy Lab Without Its Own Telescopes?
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Need help figuring out a possible fusion engine
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Help for Screenwriter on Stan Lee project
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A realistic mine turned in to an underground city
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Writing Sci-Fi Story: Creating an Alien World - Help Needed
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Crime Story Help: Frozen Blood Dagger?
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What is good time for Earth to begin new evolutionary cycle?
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Total security communication system
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How would Earth look like without life in 1000 years?
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Need assistance with orbital dynamics questions
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The longevity of man-made objects and structures
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What could you tell me about this planet?
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Properties of a fictional super element/metal
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Help with a novel: uses of a time gradient?
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Can closed wing aircraft take off as hydrofoil
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Speed, acceleration, distance, time question
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Is this idea remotely possible in the distant future?
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Logistics of Lasers as Weapons in SF
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How to change the earth's atmosphere to chlorine based?
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World-building for fantasy story
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Planet w/ various atmospheres/colors/suns?
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Feasibility of hiding a colony within NGC 6543.
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How can we protect against laser weapons in future warfare?
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Exploring Energy Shields in Star Wars Fiction
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Could Genetics Enable a World Where Only Women Reproduce?
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We colonize an Earth-like planet with 2 million people....
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Habitable zone for binary star systems
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The Bible -- no, the other one....
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Complex Genetics: 15 Possible Alleles for Height Priority
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Weakness of Death Star: A Space Opera Scenario
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Breaking through Kain, the legacy of Kain vampire
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Ground effect for blended wing body turboprop planes
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Best planetary composition for flight
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The Aesthetics of impossible or unreal physical phenomena
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Telescope probes and warp track
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How to quickly survey an exoplanet before colonization?
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Realistic help for a fictional plan?
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Can Magnetic Beams Enable Faster Space Travel?
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Physics-Friendly Super-Speedster
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Can Aliens Perceive Time as a Dimension?
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Writing fiction, steam power, hydrogen internal combustion engine
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I want to pour a Sol sized bucked of water on the sun
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Overpowered technology and Murphy's law
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Advice needed about rocket performances
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Killing Earth with a cosmic flashlight
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Designing a Fantasy World - physics advice needed
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Dense exoplanet atmosphere, choice zeppelin vs. plane
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Girl Hit Wall with 110 lbs Force After "Falling" Sideways
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Concept Design/Comic Project Help
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Could You Avoid Objects Traveling at Near Speed of Light?
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Is Reflective Fiction a Potential Problem for Starships at High Speeds?
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Planet with dense neon atmosphere and streams of CO2
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Could an Exomoon Survive Permenant Shade from a Gas Giant?
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Split someone into Subatomic Particles?
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Can a Dragon Direct Lightning If It Can't Create an Opposite Charge?
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Does a Jerrycan Full of Oil Float or Sink?
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Magnetosphere and space dust problems
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Designing Spacecraft for Hard SF Battles & Piracy
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Interstellar Travel: Exploring Nearby Stars with Advanced Technology
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Dyson slingshot & Neutron stars
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How to get really deep depresion on an exoplanet?
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Ocean in the Sky: Exploring a Hypothetical Scenario
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Brand New Elements in the Same Old Universe
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Properties of a supernatural element?
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A Space Ship with 3 main power sources
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Physically plausible explanation for artificial supernova
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Theoretically, how much energy would it take for a wormhole
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Can black hole be used in hardish science story?
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Designing an environment inside the ice crust of an exomoon
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Can You See the Universe's Future from a Black Hole's Edge?
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Massless particles that can generate forces?
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Graviton Drive: Is this plausible?
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What would happen if the Moon blew up?
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Flashover: A hard sci-fi novel I'm working on
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I need to build a planet. Care to help?
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Space Opera: Advantages/Disadvantages of Amphibian Pilots
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