Linked Questions

11
votes
5answers
10k views

Does entanglement not immediately contradict the theory of special relativity? [duplicate]

Does entanglement not immediately contradict the theory of special relativity? Why are people still so convinced nothing can travel faster than light when we are perfectly aware of something that does?...
2
votes
3answers
1k views

Causality and Quantum uncertainty [duplicate]

Possible Duplicates: Why quantum entanglement is considered to be active link between particles? Why can't the outcome of a QM measurement be calculated a-priori? Why do some (the majority of?) ...
9
votes
5answers
616 views

Quantum Entanglement, connected or just in tune? [duplicate]

I read a few of the questions suggested to be similar, but I didn't see what I am looking for. Please feel free to point me in the right direction if I just missed it... (there are quite a few). ...
3
votes
3answers
173 views

What is spooky about the entanglement? [duplicate]

If it doesn't allow for transmitting of any information, what was/is "spooky" about it? Is there anything spooky about it at all in the end?
1
vote
3answers
578 views

Quantum entanglement: does it necessarily imply superluminal information transfer? [duplicate]

From what I understand, information is communicated instantly between two quantum-entangled particles regardless of the spatial distance between them. However, does this necessarily imply superluminal ...
5
votes
2answers
217 views

Prepared states and quantum entanglement [duplicate]

Imagine two entangled quantum particles in the singlet state, one held by Alice and the other by Bob. Alice and Bob are both widely separated. Bob measures his spin in some axis and finds it to be ...
0
votes
3answers
411 views

What is the cause of quantum entanglement? [duplicate]

I understand the idea of quantum entanglement - where what happens to one particle in one location instantly effects another particle in another location, even if separated by millions of miles. But ...
2
votes
1answer
281 views

What makes quantum-entanglement communication so surprising? [duplicate]

I don't understand why quantum entanglement seems so surprising to physicists in the case of communication. Let us say we take a pair of shoes, and put the two shoes in two separate boxes, and shoot ...
-4
votes
1answer
140 views

Can someone explain in a simple manner that How can we use Quantum entanglement to transfer data instantly when we seperate photons? [duplicate]

So I'm an IT engineer and i just watched a video about Quantum entanglement, that somehow when we split the entangled photons, any change happening to one of them will be reflected to the other one ...
3
votes
0answers
160 views

Why do we think that quantum entanglement implies action at a distance? [duplicate]

Possible Duplicate: Why quantum entanglement is considered to be active link between particles? I am a layman trying to read into quantum mechanics. As I understand it quantum entanglement is an ...
-1
votes
1answer
119 views

Quantum entanglement and affecting the particles [duplicate]

I am trying to grasp some aspects of the quantum entanglement, but the existing resources (including some of the links here) seem a bit confusing. I am trying to find an answer to the following ...
0
votes
2answers
105 views

Better Entanglement Explanation Required [duplicate]

It seems to me I have not read or understood a better explanation for quantum entanglement than Einstein's left and right glove explanation. If some Aspect (pun intended) of an entangled quantum ...
0
votes
0answers
101 views

Does quantum entanglement imply a universal “now”? [duplicate]

If a particle on earth is entangled with a partner particle in Andromeda, and the wave function collapses here on earth, the wave function would, as I understand it, collapse in Andromeda too. Does ...
1
vote
2answers
118 views

Difference between an entangled pair of photon and two magnets in a box? [duplicate]

I try to understand quantum entanglement and especially what it’s called « Action at a distance » from my understanding, if you have a pair of entangled photon, after measuring the polarization of ...
0
votes
1answer
47 views

Do entangled particles really exchange information? [duplicate]

Is it possible that entangled particles don't exchange information at all, e.g. maybe something happened at the moment they were split that made them opposite?

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