Recent content by cgsanderson

Thank you so much! This is extremely helpful.

Thank you!

https://en.wikipedia.org/wiki/Delayed-choice_quantum_eraser

I have read that if two photons are entangled, and one photon is sent through a 2-slotted paper and is unobserved, then the second is sent through and is observed, the earlier photon is found to have behaved as though it were observed right along with the second one, seemingly defying...