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How the Quantum Eraser Rewrites the Past | Space Time | PBS Digital Studios

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Published on Aug 10, 2016

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Causality is meant to move in one direction: forward. But the Quantum Eraser experiment seems to reverse causality. How and why can this happen and what are the implications of this experiment on how we understand Quantum Mechanics and our greater universe?

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A Delayed Choice Quantum Eraser
Kim, Yu, Kulik, Shih & Scully, 2000, Physical Review Letters v.84 p.1
http://arxiv.org/abs/quant-ph/9903047v1

Previous Episode on Can We Survive the Destruction of the Earth? ft. Neal Stephenson
https://www.youtube.com/watch?v=Ujmlw...

Previous Episode on The Quantum Experiment that Broke Reality
https://www.youtube.com/watch?v=p-MNS...

Gamma Ray Bursts by In a Nutshell
https://www.youtube.com/watch?v=RLykC...

Episode written and hosted by Matt O’Dowd

Made by Kornhaber Brown (www.kornhaberbrown.com)

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