Science Fiction and Fantasy Media Forum

Post thread
Join other sci-fi fans in discussing science fiction and fantasy topics. SciFi and fantasy movies, TV, books, comics, art, games and culture! Are you a Star Wars or Lord of the Rings fan.

Sci-Fi Writing and World Building

Free 4D Earth Book
912 threads
Free 4D Earth Book
  • Sticky
Science Fiction and Fantasy Forum Rules
  • Ryan_m_b
  • · Replies 3 ·
Replies
3
1,000,000,000 light years from home
  • Hornbein
  • · Replies 0 ·
Replies
0
I wrote a book!
  • DaveC426913
  • · Replies 14 ·
Replies
14
Reality Check: Rogue Planet Flyby Scenarios and Survival Feasibility
  • cassius
  • · Replies 24 ·
Replies
24
Can Mathematical Models Explain Scenes from The Day the Earth Stood Still?
  • difalcojr
  • · Replies 120 ·
5
Replies
120
Could “Supralight” effectively allow perfect cloaking?
  • BadScientist
  • · Replies 2 ·
Replies
2
Star Wars Galaxy map just dropped
  • DaveC426913
  • · Replies 5 ·
Replies
5
Pluribus
  • BWV
  • · Replies 1 ·
Replies
1
Big Ben In N Dimensions
  • Hornbein
  • · Replies 24 ·
Replies
24
I am writing a SciFi story but I don't like Rayguns
  • SleipnirTheHorse
  • · Replies 58 ·
2
Replies
58
Trying to find a story (YASID)
  • DEvens
  • · Replies 9 ·
Replies
9
There Be Monsters by Dave Collins
  • DaveC426913
  • · Replies 24 ·
Replies
24
Time Travel: Setup & Challenges for Safe & Accurate Travel
  • ForTheLoveOfPhysics
  • · Replies 49 ·
2
Replies
49
KSR's Red Mars - Molecular sieve breathing mask
  • DaveC426913
  • · Replies 4 ·
Replies
4
Alien life, probabilities, and interstellar propagation of human life
  • mr3000
  • · Replies 237 ·
8
Replies
237
Physics of ISV (Interstellar Vehicle) in Avatar Series
  • Trollfaz
  • · Replies 4 ·
Replies
4
How would a Machine at the Heart of the World tidally lock the Earth?
  • Cerenkov
  • · Replies 10 ·
Replies
10
A movie about AI and physics!?
  • Vasil
  • · Replies 9 ·
Replies
9
Asimov's Foundation: Am I the only one who likes the show more?
  • GTOM
  • · Replies 56 ·
2
Replies
56
TV Series Based On Schrödinger Superposition
  • Hornbein
  • · Replies 5 ·
Replies
5
Best Plot I've Ever Read
  • Hornbein
  • · Replies 12 ·
Replies
12
On writing with AI: The Devil is in my foyer, do I invite him in?
  • DaveC426913
  • · Replies 14 ·
Replies
14
Mickey 17
  • DaveC426913
  • · Replies 7 ·
Replies
7
Dune: Prophecy, what to read for additional story context?
  • bryantcl
  • · Replies 21 ·
Replies
21
Stories about not so soft space fighters
  • GTOM
  • · Replies 17 ·
Replies
17
Avatar (film): antigravity and unobtanium
  • DaveC426913
  • · Replies 24 ·
Replies
24
A classic AI movie - Colossus: The Forbin Project
  • Ivan Seeking
  • · Replies 21 ·
Replies
21
How many mSv of radiation would a bolt of ionized plasma deliver?
  • Razorback Gorilla
  • · Replies 6 ·
Replies
6
Four Dimensional Bowling Alley & Billiard Hall
  • Hornbein
  • · Replies 3 ·
Replies
3
This was a mystery percolating for almost fifty years
  • DaveC426913
  • · Replies 12 ·
Replies
12
Modern analysis reveals overlooked plot subtext in LOTR
  • BWV
  • · Replies 2 ·
Replies
2
A positive term needed for ongoing (alien) sleeplessness
  • Dr Wu
  • · Replies 19 ·
Replies
19
Space crafts and anti gravity
  • pete94857
  • · Replies 5 ·
Replies
5
Extinction event in my story, is it believable?
  • DeliriousEncore
  • · Replies 30 ·
2
Replies
30
The Science of Interstellar: Tidal Wave
  • DaveC426913
  • · Replies 5 ·
Replies
5
What sci-fi movie and book technologies will never be a reality?
  • Maximum7
  • · Replies 27 ·
Replies
27
Looking for feedback on how the scientopics are presented in my story
  • EmileJ
  • · Replies 2 ·
Replies
2
Tom Swift - young scientist, engineer, inventor
  • difalcojr
  • · Replies 6 ·
Replies
6
Dark star encounter from Yefremov's "Andromeda"
  • RodionGork
  • · Replies 3 ·
Replies
3
Was the physics in old TV shows always accurate or just for drama?
  • diogenesNY
  • · Replies 17 ·
Replies
17
What would a gluon computer be like?
  • Maximum7
  • · Replies 7 ·
Replies
7
The Cloaking Device from Star Trek
  • CuriousGuy2024
  • · Replies 6 ·
Replies
6
Magnetic force applied over long distances in fantasy book
  • QuantifiablyInvested
  • · Replies 6 ·
Replies
6
Screenplay format? Any use except as a submission as ... a screenplay?
  • DaveC426913
  • · Replies 6 ·
Replies
6
Truly Imaginative Yet Solid Science Fiction
  • Hornbein
  • · Replies 5 ·
Replies
5
How fast did Dr Ryland Grace travel in the Hail Mary Project?
  • Twinduck
  • · Replies 1 ·
Replies
1
Making use of kilo-tonnes of generic tholins??
  • Nik_2213
  • · Replies 10 ·
Replies
10
Theoretically, could shrinking down to Planck scale enable time travel?
  • Maximum7
  • · Replies 3 ·
Replies
3
Could there ever be a chromo-electric field weapon?
  • Maximum7
  • · Replies 18 ·
Replies
18
What Is the Title of This Sci-Fi Book with a Hero on a Multispecies Spaceship?
  • Hornbein
  • · Replies 4 ·
Replies
4
If the Moon's Perigee was closer, could that result in earthquakes?
  • DeliriousEncore
  • · Replies 3 ·
Replies
3
Ann Leckie's Ancillary Justice
  • DaveC426913
  • · Replies 2 ·
Replies
2
Solar eclipse portal movie
  • Ephant
  • · Replies 11 ·
Replies
11
Is My Sci-Fi Story's Scientific Premise Believable?
  • unsaint32
  • · Replies 17 ·
Replies
17
Toward the Stars: Technological, Ethical, and Sociopolitical Dimension
  • sbrothy
  • · Replies 5 ·
Replies
5
What does magnetically sealed possibly mean?
  • Maximum7
  • · Replies 9 ·
Replies
9
Termination of a nuclear reaction
  • Phil App
  • · Replies 11 ·
Replies
11
Choosing a Session: A Physicist from the Future Drinks Rum During Q&A
  • James William Hall
  • · Replies 18 ·
Replies
18
What are some lesser-known sci-fi comics worth checking out?
  • sbrothy
  • · Replies 7 ·
Replies
7
Shielding against the Sun with a large sheet of aluminum foil in Earth orbit?
  • Tiger Blood
  • · Replies 43 ·
2
Replies
43
Are There Sci-Fi Movies Similar to Oppenheimer?
  • Ephant
  • · Replies 15 ·
Replies
15
Realistic fast Interstellar Propulsion Methods
  • Erik1801
  • · Replies 61 ·
3
Replies
61
Material to resist punch-through by metal rods
  • DynV
  • · Replies 12 ·
Replies
12
  • Poll Poll
I wonder will there be a 6th season for Sliders in this 21st century?
  • billtodd
  • · Replies 3 ·
Replies
3
Believable Earth-based SF novels
  • Dr Wu
  • · Replies 6 ·
Replies
6
3 Body Problem (upcoming TV series)
  • DennisN
  • · Replies 6 ·
Replies
6
Are Stephen Coonts' Saucer Series Books Worth Reading?
  • gmax137
  • · Replies 5 ·
Replies
5
Question about the ending to 2001: A Space Odyssey
  • donglepuss
  • · Replies 8 ·
Replies
8
ChatGPT and the movie "I, robot"
  • Maarten Havinga
  • · Replies 55 ·
2
Replies
55
How Would a Red Dwarf Companion Affect Our Sunset Views?
  • Algr
  • · Replies 41 ·
2
Replies
41
Congressional hearing on UAPs/UFOs
  • chasrob
  • · Replies 3 ·
Replies
3
Can Muons Propel Objects in Science Fiction?
  • Dreamcat
  • · Replies 4 ·
Replies
4
Meet the Spherics Family: A Tale of Big Hair & Hard Heads
  • difalcojr
  • · Replies 1 ·
Replies
1
The Perils of Quantum Cryptography?
  • Dr Wu
  • · Replies 2 ·
Replies
2
Why is it thought that black holes could make us travel to the past?
  • Etherealist
  • · Replies 15 ·
Replies
15
Advancing Star Wars Fighter Combat?
  • Flyboy
  • · Replies 10 ·
Replies
10
The Man from Earth | A Sci-Fi Masterpiece by Jerome Bixby
  • Ivan Seeking
  • · Replies 3 ·
Replies
3
Best position for a cockpit? (in a spaceship doing high G maneuvers)
  • Spacetraveler73
  • · Replies 21 ·
Replies
21
Do You Have a Favorite Alien Species in Fiction?
  • sbrothy
  • · Replies 26 ·
Replies
26
Is there any way to send instantaneous signals w/o breaking causality?
  • Maximum7
  • · Replies 4 ·
Replies
4
SciFi Idea: What do you think about very long lifespans?
  • Jarvis323
  • · Replies 51 ·
2
Replies
51
How much energy did the Thanos snap release, approximately?
  • Maximum7
  • · Replies 12 ·
Replies
12
Opening a portal to the center of the Sun
  • some bloke
  • · Replies 14 ·
Replies
14
Will Quantum Supremacy Make the World Safer or More Vulnerable?
  • Dr Wu
  • · Replies 4 ·
Replies
4
Ant-Man and the Wasp: Quantumania
  • huber david briones
  • · Replies 5 ·
Replies
5
Nuclear fusion energy calculations
  • Deleted member 690984
  • · Replies 16 ·
Replies
16
What Are the Top Sci-Fi Books of the 21st Century?
  • BWV
  • · Replies 49 ·
2
Replies
49
Should I Read The Books Before Watching The Expanse?
  • Greg Bernhardt
  • · Replies 26 ·
Replies
26
Question About "Engineered Criticality Devices" In A SciFi Scenario
  • BigDon
  • · Replies 3 ·
Replies
3
Ground currents to detect a civilization?
  • Stephen Tashi
  • · Replies 4 ·
Replies
4
Relativity Calculation: Two bodies traveling at relativistic speeds
  • keeper blue
  • · Replies 18 ·
Replies
18
Modern Sci-Fi Books and Their Apparent Obsession with Brain Implants
  • Strato Incendus
  • · Replies 44 ·
2
Replies
44
Is Tau Zero the Ultimate Space Travel Concept?
  • anorlunda
  • · Replies 10 ·
Replies
10
A Radiation Shock Too Powerful to Examine (EMP)
  • Quotidian
  • · Replies 13 ·
Replies
13
Trying to find old story: radio waves = angels carrying messages
  • Steve4Physics
  • · Replies 5 ·
Replies
5
Overload of positrons joke from Eureka
  • adimauro
  • · Replies 4 ·
Replies
4
Green liquid that glows when electrocuted in 39 Clues
  • Kalaton
  • · Replies 15 ·
Replies
15
Sci-fi engine thrust calculations
  • Deleted member 690984
  • · Replies 37 ·
2
Replies
37
Some SF Thoughts on Videotelephony?
  • Dr Wu
  • · Replies 2 ·
Replies
2
What kind of fusion do you think Star Wars has?
  • Maximum7
  • · Replies 57 ·
2
Replies
57
RIP Nichelle Nichols, aka Lt. Uhura from Star Trek
  • BillTre
  • · Replies 4 ·
Replies
4