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Results tagged with faster-than-light
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user 62341
For questions about settings in which superluminal travel and/or communication is a possibility.
37
votes
How much would we learn from observing an FTL starship fly by?
Obviously exciting things:
FTL is possible without the need for chunks of exotic matter than weigh more than the visible universe.
Interstellar travel appears to be possible and practical.
There exi …
- 78.5k
9
votes
Would there theoretically be an accompanying effect to something moving beyond the speed of ...
Yep, its called Cherenkov radiation, light emitted by particles moving faster than light in their current medium. In real life this is impossible in a vacuum, but in some materials (such as water) hig …
- 78.5k
24
votes
How to resolve the transporter conundrum in a FTL spaceship?
Warp 2, eh? Well, you're clearly using a warp drive, like some actually functional and practical descendant of Alcubierre's ideas. Such systems don't involve the ship travelling faster than light at a …
- 78.5k
2
votes
Accepted
I have a way of giving something negative mass. Did I just end the world,or usher in a golde...
Even before getting to the consequences of easily created negative mass, remember that FTL by itself, even without considering how it is implemented, implies time travel. Note that it does not require …
- 78.5k
12
votes
How would a radar work while inside a FTL dimension?
The simple option would be to "feel" your way through.
The cheap but dangerous way would be to use some kind of projectile... shoot ahead of you and bounce a radar off the back of the projectile. When …
- 78.5k
8
votes
Accepted
If a people can travel space via artificial wormholes, would that necessitate the existence ...
Be clear to distinguish two things: FTL effects and non-simply-connected space.
Given a wormhole network subject to some chronology protection (see Logan's answer on that subject) there isn't necessar …
- 78.5k
5
votes
Could galactic tides power FTL travel?
the collision of galaxies releases waves of (negative) energy
This isn't really what tides are though. The tidal forces experienced by things approaching a galaxy are the same sorts of tidal forces …
- 78.5k
13
votes
Negative mass and Dark matter in Alcubierre Drive?
I know dark matter is called dark due to us not knowing exactly what it is but we do know that it is a strong attractive force
The problem with dark matter is that it is very much not a strong attra …
- 78.5k