Very interesting documentary about quantum entanglement. Two particles separated by distance behave in the same way and they are connected somehow. No one can explain, but basically on a smaller scale nothing behaves the way we perceive it on a larger scale.
https://www.youtube.com/watch?v=1Isrc1yFDd4&list=PL8VHgTVjX8qxDYGPxaGIUmtvFh1Zp18na&index=1
Thanks, Lightbeam - I have it in the queue.