viewing guide
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Viewing guide, by Joe Clay
Einstein’s Quantum Riddle
BBC Four, 9pm
Quantum entanglement is the strange phenomenon where two particles interact with each other and share their physical states for an instant, no matter how great the distance that separates them. Albert Einstein rejected the idea, describing quantum entanglement as “spooky action at a distance” because the instantaneousness of the apparent remote interaction between the two particles seemed incompatible with elements of his special theory of relativity. If your brain is hurting just reading that, you are in for one hell of a ride in this documentary made by Nova, the science strand of PBS America’s quality documentary output. Steven Berkoff narrates as a team of…