Particles that are traveling towards the past

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In summary, the conversation discusses the concept of retrocausality, or the idea that future events can affect past events. The link provided is for an experiment that explores this concept, but the validity of the source is questioned. The conversation also mentions the potential effects on particles and waves and the limitations of this theory in relation to Special Relativity. One individual believes that retrocausality is not a valid concept.
  • #1
Xargoth
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I read about an experiment, showing how present or future can affect the past, instead of details will simply share the link.

http://physicsworld.com/cws/article/news/2012/aug/03/can-the-future-affect-the-past

Is there any study (I wasn't able to find with some research) about how a particle or wave would behave with a time vector towards the past in our universe? And its effects on our perspective?

Would a vector towards the past mean instantaneous movement in coordinates towards the source of the particle or the wave?
 
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  • #2
To be blunt backward causation is a load of the proverbial - as one of the comments at the end of the article says:
'Classical causality is the one thing we can count on in an era of bad and untestable physics.;

In Special Relativity there are powerful arguments PROVING it can't be done.

Thanks
Bill
 
  • #3
Physicsworld.com is not an acceptable peer-reviewed source. This thread is closed.
 

Related to Particles that are traveling towards the past

1. What are particles that are traveling towards the past?

Particles that are traveling towards the past refer to hypothetical particles that travel backwards in time, defying the laws of physics and the arrow of time.

2. Is there any evidence of particles traveling towards the past?

No, there is currently no scientific evidence or proof of particles traveling towards the past.

3. How would particles traveling towards the past affect our understanding of time?

If particles were able to travel backwards in time, it would challenge our current understanding of the arrow of time and the causality principle in physics.

4. Can particles traveling towards the past be used for time travel?

The concept of particles traveling towards the past is still hypothetical and has not been proven to exist. Therefore, it cannot be used for time travel at this time.

5. What are some current theories or explanations for particles traveling towards the past?

Some theories, such as the theory of relativity, suggest that particles may be able to travel through time via wormholes or black holes. However, these theories are still speculative and require further research and evidence.

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