Alcubierre warp drive as time machine.

Click For Summary
SUMMARY

The discussion centers on the theoretical application of the Alcubierre warp drive as a potential time machine, highlighting the concept of "causality violation." Participants explore the implications of faster-than-light (FTL) travel and its connection to time travel. The consensus suggests that while Alcubierre drives could facilitate time travel experiments, the universe may impose conditions that prevent causality violations. For further understanding, the discussion references a resource on FTL concepts.

PREREQUISITES
  • Understanding of general relativity and spacetime concepts
  • Familiarity with the Alcubierre warp drive theory
  • Knowledge of causality and its implications in physics
  • Basic principles of faster-than-light travel
NEXT STEPS
  • Research the mathematical framework of the Alcubierre warp drive
  • Explore causality violations in theoretical physics
  • Investigate current theories on faster-than-light travel
  • Review experimental proposals for time travel using FTL concepts
USEFUL FOR

Physicists, theoretical researchers, and science fiction enthusiasts interested in the implications of advanced propulsion systems and time travel theories.

sshai45
Messages
86
Reaction score
1
Hi.

I heard it's possible to use an "Alcubierre warp drive" as a time machine, if they existed. But how, precisely, would that work?
 
Physics news on Phys.org
It would normally be called a "causality violation".
In general, traveling faster than light suggests the possibility of setting one up.
Read through: http://www.physicsguy.com/ftl/html/FTL_intro.html
Alcubierre drives would certainly offer the opportunity to experiment in time travel ... though I would anticipate that, should the Universe allow FTL under some special conditions, those same conditions would prevent such a violation somehow.
 

Similar threads

Undergrad Any advancements in the feasibility of Alcubierre warp drive science?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Does the Alcubierre drive shorten distances?
  • · Replies 32 ·
2
Replies
32
Views
3K
High School I have a few questions about Warp drives? I am a layman.
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Possible Warp Drive Physics: The Alcubierre Drive
  • · Replies 7 ·
Replies
7
Views
2K
High School How fast do space-time changes propagate?
  • · Replies 4 ·
Replies
4
Views
2K
High School Black Holes & Warp Bubbles - Event Horizon Considerations
  • · Replies 7 ·
Replies
7
Views
2K
High School FAQs about Bobrick & Martire's Warp Drive & Lentz's Paper
  • · Replies 11 ·
Replies
11
Views
4K
Graduate Alcubierre Warp Drive: Intro Paper for GR Students
  • · Replies 2 ·
Replies
2
Views
2K
High School A question about warp bubbles and navigation
  • · Replies 22 ·
Replies
22
Views
1K
Undergrad Wormholes & Warp Drives: Can Circular Polarizers Create Them?
  • · Replies 12 ·
Replies
12
Views
2K