Can the Alcubierre Drive Overcome Quantum Mechanics Challenges?

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SUMMARY

The Alcubierre drive, a theoretical concept for faster-than-light travel, faces significant challenges related to quantum mechanics and the requirement for exotic matter, which is not believed to exist. Current consensus among physicists, including insights from Sean Carroll, indicates that the drive is not physically realizable and is considered a speculative idea rather than a viable technology. Harold White's experiments, often cited in discussions, have been criticized for methodological flaws that undermine their conclusions.

PREREQUISITES
  • Understanding of general relativity and its implications for theoretical physics.
  • Familiarity with quantum mechanics and quantum gravity concepts.
  • Knowledge of exotic matter and its role in theoretical constructs like the Alcubierre drive.
  • Basic statistical analysis skills to evaluate experimental results critically.
NEXT STEPS
  • Research the implications of general relativity on faster-than-light travel concepts.
  • Study Sean Carroll's critiques of the Alcubierre drive and related theoretical physics discussions.
  • Explore the concept of exotic matter and its significance in modern physics.
  • Investigate the methodologies used in Harold White's experiments for a deeper understanding of their validity.
USEFUL FOR

This discussion is beneficial for theoretical physicists, science fiction enthusiasts, and anyone interested in the feasibility of advanced propulsion systems in space exploration.

huginn
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I am in a discussion with someone about the Alcubierre drive. I have doubts about it and he seems to think that Harold White experiments shows it can be built
I am trying yo get an idea what current thought is on the drive. I know the drive does not violate general relativity but what about quantum mechanics or quantum gravity
 
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huginn said:
I am in a discussion with someone about the Alcubierre drive. I have doubts about it and he seems to think that Harold White experiments shows it can be built
I am trying yo get an idea what current thought is on the drive. I know the drive does not violate general relativity but what about quantum mechanics or quantum gravity
He can believe what he likes, the question is do serious physicists think so, and the answer is no. It requires exotic matter (negative mass) that is not believed to exist, and that's just the first of several major problems. It is a sci-fic pipe dream based on math that is not believed to be physically realizable. Google "Sean Carroll Alcubierre drive"

To summarize his comments (his words):

A bit ago, the news streams were once again abuzz with claims that NASA was investigating amazing space drives that violate the laws of physics. And it’s true! If we grant that “NASA” includes “any person employed by NASA,” and “investigating” is defined as “wasting time and money thinking about.”
 
Last edited:
huginn said:
Harold White experiments
I don't know which specific experiment is being referenced here. The only experiment I have read of his showed a blatant misuse of statistics in order to get a significant result from a data set that did not appear to support the conclusion.
 

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