> Isn't it possible for the astronaut to also know whether the other person has opened their box?
How would you know without observing the particle yourself? In which case, how do you know if it collapsed because of your observation or the other person's?
Not an expert by any means, but from what I'm told you can't use it to transmit information, so that's how I think of it.
How would you know without observing the particle yourself? In which case, how do you know if it collapsed because of your observation or the other person's?
Not an expert by any means, but from what I'm told you can't use it to transmit information, so that's how I think of it.