One of quantum physics’ crazier notions is that two particles seem to communicate with each other instantly, even when they’re billions of miles apart. Albert Einstein, arguing that nothing travels faster than light, dismissed this as impossible “spooky action at a distance.”
The great man may have been wrong. A series of recent mind-bending laboratory experiments has given scientists an unprecedented peek behind the quantum veil, confirming that this realm is as mysterious as imagined.
Quantum Physics Findings Are Put to Work in Encryption and Philosophy – WSJ.com.