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

by Super User, 7 years ago
0 0
Try Audible:

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?

Get your own Space Time t­shirt at
Tweet at us! @pbsspacetime
Email us! pbsspacetime [at] gmail [dot] com
Comment on Reddit:
Support us on Patreon!

Help translate our videos!

A Delayed Choice Quantum Eraser
Kim, Yu, Kulik, Shih & Scully, 2000, Physical Review Letters v.84 p.1

Previous Episode on Can We Survive the Destruction of the Earth? ft. Neal Stephenson

Previous Episode on The Quantum Experiment that Broke Reality

Gamma Ray Bursts by In a Nutshell

Episode written and hosted by Matt O’Dowd

Made by Kornhaber Brown (

Comments answered by Matt



Weapon Valhalla



kaleb tandberg

The deathless face of the unborn mind

Error 404: Hodor Not Found