Matryoshka World


Thursday, May 31, 2012

Scientific American: How a plan for a faster than light communication device led to a breakthrough in understanding quantum mechanics

Scientific American has an interesting blog post on Nick Herbert's attempt to create a faster than light communication device several decades ago that led to the discovery of the "no-cloning theorem": which states an arbitrary or unknown quantum state cannot be copied without disturbing the original state. 

The Faster-Than-Light Telegraph That Wasn't

 

No comments: