Speed of Light Exceeded: Debunking the Controversial Claim

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SUMMARY

The discussion centers on the claim that the speed of light has been exceeded, specifically referencing the group velocity of optical pulses. Participants clarify that this phenomenon, while intriguing, does not violate the principles of relativity. The original article cited is linked to a New York Times report, and further insights are provided through a discussion on PhysicsWeb regarding related experiments. The consensus confirms that exceeding the speed of light in this context is a well-understood occurrence in physics.

PREREQUISITES
  • Understanding of group velocity in wave physics
  • Familiarity with the principles of relativity
  • Basic knowledge of optical pulses and their behavior
  • Awareness of scientific reporting and article sourcing
NEXT STEPS
  • Research the concept of group velocity in wave mechanics
  • Study the implications of relativity in modern physics
  • Examine the experiments discussed on PhysicsWeb regarding optical pulses
  • Explore the historical context of scientific claims in media reporting
USEFUL FOR

Physicists, students of physics, science communicators, and anyone interested in the intersection of light speed phenomena and relativity principles.

azneternity
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Okay, i finnaly found it, in a past thread I mentioned it, but that thread is so old now.. I don't think anyone will notice if I post this there. So I'm making a new topic for it. I read this article long time ago, and wasnt sure if it was true or not, can someone please shed some light on it for me.


http://www.ufoevidence.org/documents/doc1081.htm"

Okay, i know domain name of this site is a bit corney, but i think I orginally read it at somewhere else.. it says at the top of the article it was originally a New york times news report.

God I hate posting this, but I must know! :confused:
 
Last edited by a moderator:
Physics news on Phys.org
This is a instance of the the group velocity of the frequencies that make up an optical pulse exceeding c. It is a well-studied phenomenon and does not lead to a problem with relativity. The following link contains a discussion of the experiments described in your article.

http://physicsweb.org/articles/world/13/9/3
 

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