NOVA S46E2 · Einstein's Quantum Riddle

NOVA

Season 46 · Episode 2 · Einstein's Quantum Riddle · 55 min

Einstein called it “spooky action at a distance,” but today quantum entanglement is poised to revolutionize technology from computers to cryptography. Physicists have gradually become convinced that the phenomenon—two subatomic particles that mirror changes in each other instantaneously over any distance—is real.