superposeur

20 ms·

1. 211.▲
   by superposeur 5y ago

   Yes, most physicists agree that human observers are not required to collapse a wave function. Even the QBists speak of “agents” that are abstract entities, not necessarily human beings. (An agent is something like a “point of view” or a “re
2. 212.▲
   by superposeur 5y ago

   If you travel through a localized clump of stars then yes, as you describe, the clump would be pancake-shaped. However, the Lorentz transform of an infinite lattice is another infinite lattice, just one in which the spacing between stars in
3. 213.▲
   by superposeur 5y ago

   Assuming N<1, you see a scrunched up, blue-shifted version of the night sky in the forward direction and very little in the aft direction... this is a combination of the fact that the stars at the various grid points where the stars are
4. 214.▲
   by superposeur 5y ago

   > how you can be sure about the state of the other particle, what if someone already measured it and then did something to it? Indeed, you are only sure about the state of the other particle in the instant just after they measured it. Wh