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Writing: Input Wanted Designing drone army defence for a loosely populated planet
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Radio and other electronic signals in space?
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Writing: Input Wanted Designing a space ship and with the dust shield
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Wanted: Brainstorming Partner for Permanent Global Blackout
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Stone age to modern age in less than 10,000 years
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Yet another writer in search of a catastrophe
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Writing: Input Wanted T rex pack with a mysterious egg in their nest
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I need some science fiction help
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Short term irradiation nuclear weapon
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Fusion of human brain and nanobots, what can be its hardness level?
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Political and High-Tech Thrillers
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Creating Habitable World Like Keplar 47: Tips & Advice
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What colors and attributes could alien flora & fauna have?
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Is Dwarf Planet Eris Potentially Habitable?
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Tunnel your money and your checks for free?
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Realistic Space Pirates in Hard SF
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Writing: Input Wanted Humanoid 8 Teats: Benefits & Risks Explored
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An acceleration and distance question
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Biological life as hard as iron?
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Advanced devices made with no knowledge
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Is a FTL communicator more plausible than a time machine or a preferred frame?
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Writing: Input Wanted Nuclear Plants -- In the event of a 50% population collapse
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Need help with the 4 fundamental forces of Nature
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Can You Measure Electricity Without Probes?
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What are the hazards of a non-rotating planet?
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Exploring Hard SF Tactics in Space Combat
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Can anyone give me the equation symbol for a singularity please
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Where is the closest, safest route and location to find....
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What are the dangers and jobs of living in the asteroid belt?
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Concept Design/Comic Project Help
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Exploring the Possibilities of Parallel Universes: Seeking Help
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Are Fictional Eclipses Limited by Scientific Cycles?
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Fictional star and planet system
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Fiction hypothetical about axial rotations
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Thought Experiment: How would life on Earth have developed if....
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Girl Born with 'Divine Genes' in 2033 Begins Last Month of Fifth Grade
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Story where a scientist definitively proves there is no god
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I have a strange question.... a different way of calculating the atomic weight
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Time Manipulation/Stopping Time Question
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Crazy idea: How to destroy the earth
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What is the Best Choice for Evacuating a Civilization on Kepler Bb?
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Kepler Bb and its solar system
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Humanoid Evolution: Dragon-Like Adaptability & Development
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Exploring the Impact of Ocean Depths on Global Climate
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Theoretical Time Travel: Explaining the Possibility
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Bigger Planet, Same Gravity -- Different Density?
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Future Professions: What Will We Do in the Automated Economy?
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Altering the Milankovitch Cycles
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Exploring the Ending of 2010: Odyssey Two and Its Mysterious Monoliths
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FTL Communication in an Interstellar Civilization
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Asteroidal Bombardment in Space Warfare
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Tachyons, the Double Slit Experiment, and a bit of Fiction
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Realistic demon physiology and weapons against them
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The Physics of dragon flight possible
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Screenwriter pleading for help....
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(How) would we detect a passing-by relativistic object?
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Decelerating warp drives: How to detect them?
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Need help with a planet....and other questions
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Need a Little Help With Gravity--just hypothetical & theory
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FTL, avoiding time travel issues?
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A fun thought experiment: the science of electric superpowers
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The correct usage of self driving cars in SF
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Multiverse & Time Machine Physics
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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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Questions about Astromomy labs
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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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