Science Fiction and Fantasy Media Forum

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.

Threads

New Idea/Twist for a Time Travel-Like Story

  • Jarvis323
  • · Replies 13 ·
Replies
13

Why build a Dyson sphere when you could use a hollow planet core

  • Whipley Snidelash
  • · Replies 9 ·
Replies
9

Which of these technologies would be hard to do in Star Wars?

  • Maximum7
  • · Replies 45 ·
2
Replies
45

All science fiction movies are wrong

  • Lars278
  • · Replies 31 ·
2
Replies
31

What would teleportation sound like?

  • leroyjenkens
  • · Replies 7 ·
Replies
7

Time Travel -- The Flash or Avengers:Endgame?

  • FireAP
  • · Replies 10 ·
Replies
10

Roswell and the aliens invading since

  • gabriel alexander
  • · Replies 14 ·
Replies
14

Phil Dick's Warnings About Building Robots in Our Own Image

  • gabriel alexander
  • · Replies 14 ·
Replies
14

What happens after we explore everything?

  • dsaun777
  • · Replies 8 ·
Replies
8
Replies
4

Redesigning K.I.T.T. for turbo boost jumps without hull damage

  • Whitestar
  • · Replies 15 ·
Replies
15

Any Analog (Formerly Astounding) Readers?

  • dkotschessaa
  • · Replies 8 ·
Replies
8

In that Twilight Zone episode with the bookworm bank teller, why is--

  • Eclair_de_XII
  • · Replies 14 ·
Replies
14
Replies
1

What's going on with mining carbon from the atmosphere?

  • Khatti
  • · Replies 41 ·
2
Replies
41

Netflix series DARK - Taking Sci-Fi Writing to a New Level

  • FourEyedRaven
  • · Replies 3 ·
Replies
3

Weapons of the future in Sci-Fi

  • GTOM
  • · Replies 28 ·
Replies
28

My arXiv preprint on a crewed interstellar spacecraft

  • spacefan
  • · Replies 15 ·
Replies
15

Evaluating the Scientific Accuracy of an EMP in a Hard Sci-Fi Novel

  • Quotidian
  • · Replies 18 ·
Replies
18

Could ball-lightning weapons be feasible in the future?

  • Lren Zvsm
  • · Replies 6 ·
Replies
6

Awesome Sci Fi Series that’s hard to explain

  • jedishrfu
  • · Replies 3 ·
Replies
3

Anybody read the Three Body problem trilogy from Cixin Liu? (SPOILERS)

  • GTOM
  • · Replies 18 ·
Replies
18

How would gravity wells affect an Alcubierre warp drive fold?

  • MaxSterling
  • · Replies 3 ·
Replies
3

Library classification of mathematical fiction

  • nomadreid
  • · Replies 13 ·
Replies
13

What’s a good name for a phenomenon where time moves differently?

  • Maximum7
  • · Replies 23 ·
Replies
23

Is There a Maximum Mass Limit for Black Holes?

  • dcheme7373
  • · Replies 5 ·
Replies
5

Force Required To Destroy Three Planets

  • Uberhulk
  • · Replies 10 ·
Replies
10

Ghostbusters: Afterlife (upcoming sequel)

  • DennisN
  • · Replies 3 ·
Replies
3
Replies
17

Could psychohistory work in Asimov's galactic civilization?

  • Lren Zvsm
  • · Replies 22 ·
Replies
22

Is Shrek Hypocritical in Its Message on Appearance?

  • timmeister37
  • · Replies 10 ·
Replies
10

What Are the Most Fascinating Exotic Weapons in Sci-Fi?

  • GTOM
  • · Replies 15 ·
Replies
15

Ray Kurzweil and What elements could exotic baryons create?

  • Maximum7
  • · Replies 2 ·
Replies
2

Taika Waititi directing new Star Wars film

  • etotheipi
  • · Replies 1 ·
Replies
1

George's secret key to the universe teaches kids astrophysics

  • GiriBang
  • · Replies 6 ·
Replies
6

Can FTL Travel Be Used as a Weapon in Sci-Fi?

  • some bloke
  • · Replies 13 ·
Replies
13

Graviton generator/emitter/antennae

  • SPL
  • · Replies 2 ·
Replies
2

What hypothetical properties would negative energy have?

  • Lren Zvsm
  • · Replies 6 ·
Replies
6

Virus and Zombies (Resident Evil and ?)

  • chirhone
  • · Replies 7 ·
Replies
7

Star Trek: Picard series premiere reactions

  • StatGuy2000
  • · Replies 37 ·
2
Replies
37

Can Time Travel Films Address Ecological Catastrophes and Pandemics?

  • chirhone
  • · Replies 8 ·
Replies
8

Wigner's Friend and algorithmic information

  • sayetsu
  • · Replies 5 ·
Replies
5

Altered Carbon Season 2 -- Better to have read the novel or not?

  • member 656954
  • · Replies 8 ·
Replies
8

How realistic is the Seaquest DSV submarine design?

  • Whitestar
  • · Replies 10 ·
Replies
10

Why Do Sea Levels Change Differently Around the World?

  • gabriel alexander
  • · Replies 25 ·
Replies
25

Some hypothetical limits for the Star Wars universe?

  • Maximum7
  • · Replies 2 ·
Replies
2

Finding the Strongest Low-Density Material

  • jhami
  • · Replies 26 ·
Replies
26

L. Ron Hubbard - the art, not the man

  • gabriel alexander
  • · Replies 16 ·
Replies
16

Does the brain execute a predetermined sequence of commands?

  • jk22
  • · Replies 6 ·
Replies
6

Maximum mechanical actuator strength allowed by physics

  • jhami
  • · Replies 6 ·
Replies
6

Teleporting a modern smartphone in 1980

  • dendros
  • · Replies 5 ·
Replies
5

Will the Einstein Ring Change as the Mass Moves Towards the Observer?

  • theneedtoknow
  • · Replies 3 ·
Replies
3

Why Underwater sacrifices deep-sea physics for monster movie tropes

  • member 656954
  • · Replies 2 ·
Replies
2

Could Monomolecular Blades Realistically Cut Through Tank Armor?

  • GTOM
  • · Replies 14 ·
Replies
14

Eccentric winter and summer cycles

  • GTOM
  • · Replies 1 ·
Replies
1

Mass of the Earth Traveling at 500,000 mph?

  • Uberhulk
  • · Replies 32 ·
2
Replies
32

Different Loudness Sound Waves and Destructive Inteference

  • Just a dude
  • · Replies 4 ·
Replies
4

Star Wars Episode 9 - The Rise of Skywalker (Spoiler thread)

  • DennisN
  • · Replies 17 ·
Replies
17

What are your thoughts on 'Ad Astra' and Will Smith's upcoming Gemini Man?

  • member 656954
  • · Replies 12 ·
Replies
12

How plausible would be an object like The Way from Greg Bear's Eon?

  • dendros
  • · Replies 2 ·
Replies
2

Star Wars Episode 9 - The Rise of Skywalker (Upcoming)

  • DennisN
  • · Replies 16 ·
Replies
16

Which of these would be the hardest to do (based on known science)?

  • Maximum7
  • · Replies 2 ·
Replies
2

Is ablative laser propulsion a better option than Ion engines?

  • Maximum7
  • · Replies 4 ·
Replies
4

DS9's Odo and Other Shape Shifters

  • Lren Zvsm
  • · Replies 3 ·
Replies
3

Advice for a Chemistry-Based DND Concept

  • Bracken
  • · Replies 12 ·
Replies
12

I'm attempting to train a quantum dog (Rusty), suggestions?

  • tholepin
  • · Replies 7 ·
Replies
7

Watching movies on blu-ray vs streaming

  • BillTre
  • · Replies 21 ·
Replies
21

Is the New Terminator's Technology a Step Backward from T2?

  • new6ton
  • · Replies 4 ·
Replies
4

Do Androids Dream of Electric Sheep vs Blade Runner

  • eNtRopY
  • · Replies 22 ·
Replies
22

The Mandalorian (upcoming Star Wars tv series, 2019)

  • DennisN
  • · Replies 5 ·
Replies
5

Did 1950's sci-fi have it right?

  • Stephen Tashi
  • · Replies 8 ·
Replies
8
Replies
42

Why is the 1995 Ghost in the Shell better received than the 2017 version?

  • new6ton
  • · Replies 13 ·
Replies
13

Why Do Some Sci-Fi Reboots Fail to Impress?

  • new6ton
  • · Replies 55 ·
2
Replies
55

Was KSP a somewhat accurate space flight simulator?

  • Xforce
  • · Replies 4 ·
Replies
4

Earth-like planet with 2x surface area, but same surface gravity?

  • AndromedaRXJ
  • · Replies 20 ·
Replies
20
Replies
1

Do you have to be beyond smart to be an engineer in the Star Wars galaxy?

  • Maximum7
  • · Replies 6 ·
Replies
6

Can the USS Enterprise (NCC-1701) Dephase?

  • new6ton
  • · Replies 9 ·
Replies
9
Replies
2

Building a Planet: Considerations for a Habitable Solar System

  • dranthor
  • · Replies 2 ·
Replies
2

Can the big bang be compared to how video games start?

  • CynicusRex
  • · Replies 5 ·
Replies
5

How Can Drones Create Holograms in the Sky?

  • lucas_
  • · Replies 4 ·
Replies
4

The Matrix and quantum mechanics

  • lucas_
  • · Replies 25 ·
Replies
25

Can a Death Star weapon actually be built?

  • lucas_
  • · Replies 40 ·
2
Replies
40
Replies
8

Is is just me, or is FTL dead in SF?

  • BWV
  • · Replies 46 ·
2
Replies
46

Tidal force in the sci-fi book "The Integral Trees"

  • AnneLysa
  • · Replies 1 ·
Replies
1

China develops laser weapon that burns skin from nearly 1km away

  • e-pie
  • · Replies 16 ·
Replies
16

Implications of a closed universe and recollapse

  • Zealous_shad
  • · Replies 4 ·
Replies
4

Air leak on a Star Trek-style shuttle - what happens?

  • dbaezner
  • · Replies 12 ·
Replies
12

Why is Avatar the Number 1 Movie of the Century?

  • cube137
  • · Replies 7 ·
Replies
7

Creating slag through magnetic compression

  • Thurirl
  • · Replies 9 ·
Replies
9

What avenue of physics can a scientist in the Star Wars galaxy study?

  • Maximum7
  • · Replies 15 ·
Replies
15
Replies
3

Horror Movies that give you chills

  • mieral
  • · Replies 63 ·
3
Replies
63

TV shows, movies, and books that are ruined for you by physics

  • hsdrop
  • · Replies 46 ·
2
Replies
46

What will the world be like with immortal Hitlers?

  • Rainbows_
  • · Replies 25 ·
Replies
25

Could a satellite laser weapon realistically harm someone?

  • GTOM
  • · Replies 1 ·
Replies
1

How do 3-D wormholes work/shift space compared to 2-D portals?

  • greswd
  • · Replies 11 ·
Replies
11