Immortality and Schrodinnger's Cat

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In summary, the author suggests that if you are on the dying branch, nothing will make your consciousness jump to another branch where your doppelganger survives.
  • #1
grubby
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I've been playing with an expansion of the Cat thought exercise and how it relates to the many worlds theory.

If we replace the Cat in the Box with ourselves, at what point does Quantum decoherence take place?

Are we as the subject of the test a sufficaint observer to collaps the superposition or is an "Outside the Box" observation required

If we accept Quantum Decoherence wouldn't this lead us to Immortality? as every superposition collpses, two possibe outcomes are created, if we repeated the box test to ∞, an ∞ number of worlds would be created, half of which would contain our death and half which would contain our survival.

Since our perception would only be aware of the survival we would percieve only our contimued existence. infact an ifininate number of ourselves would have to survive split off at every point of Quantum Decoherence created as every superposition is created and collapsed?.

How does this effect the Many Worlds theory and Quantum Decoherence?
 
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  • #2
Is there any math to indicate this "Many Planets" version of many worlds theory as discussed in the referneced paper?

Or could this be another case of we don't like the implication that this lends to our theory so we will modify out initial theory to make this one possiblity impossible?

It seems in all branches of science we seem to sometimes protect our therories when the implication is that an outcome suggests an undesirable result? The Cosmological Constant for example.

Any thoughts on the Quantum Suicide Fallacy as real physiscs or an attempt at removing an undesirable outcome from a theory?
 
  • #3
grubby said:
Is there any math to indicate this "Many Planets" version of many worlds theory as discussed in the referneced paper?

Or could this be another case of we don't like the implication that this lends to our theory so we will modify out initial theory to make this one possiblity impossible?

It seems in all branches of science we seem to sometimes protect our therories when the implication is that an outcome suggests an undesirable result? The Cosmological Constant for example.

Any thoughts on the Quantum Suicide Fallacy as real physiscs or an attempt at removing an undesirable outcome from a theory?

The problem is: there is no theory. There is no working theory of Many Worlds.
Even if some sort of MWI is correct, it may be that the worlds are diverging rather than branching, so instead of imagining 1 person branching into 2 after the QS Experiment, there are 2 identical persons in separate worlds all along, one dies (just like classical single universe death) and the other lives.
It's simply impossible to know the details of this *BUT* the point Mallah is making is that if you are on the dying branch, nothing will make your consciousness JUMP to another branch where your doppelganger survives.

not sure what you meant about the cosmological constant?
 
  • #4
This thread is closed.

Please note that, per the PF Rules that everyone has agreed to, peer-reviewed publications should be used as valid references, not some unpublished preprint. Furthermore, discussion posted in the physics section of PF must contain actual physics content, not simply based on tastes, opinion, or philosophy. The latter belongs in another forum in PF.

Zz.
 

What is immortality?

Immortality is the concept of living forever or having an endless lifespan. It is often associated with religious or spiritual beliefs, but has also been explored in scientific theories and fiction.

Who was Schrodinger and what is his cat thought experiment?

Erwin Schrodinger was an Austrian physicist who proposed a famous thought experiment known as "Schrodinger's Cat" in 1935. It involves a cat inside a sealed box with a radioactive substance, a Geiger counter, and a flask of poison. According to quantum mechanics, the cat would be in a state of both alive and dead until the box is opened and observed, thus questioning the principles of observation and reality.

How does Schrodinger's Cat relate to the concept of immortality?

Schrodinger's Cat thought experiment is often used to explain the concept of quantum superposition, where an object or particle can exist in multiple states at the same time. This has led some to theorize that if our consciousness is made up of particles, it could also exist in multiple states, potentially allowing for immortality.

What are some scientific theories on achieving immortality?

Some scientists believe that immortality is achievable through cryonics, where a person's body is frozen after death in hopes of being revived in the future when medical technology has advanced. Others propose the idea of transferring human consciousness into a machine or artificial body. However, these theories are still highly debated and have not been proven to be possible.

What are some ethical concerns surrounding the pursuit of immortality?

The pursuit of immortality raises ethical concerns, such as the unequal distribution of resources and opportunities for those who can afford it, the potential overpopulation and strain on resources, and the impact on society and relationships. There are also questions about the value and meaning of life if death is no longer a natural part of the human experience.

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