added 2007 Sat May 5 17:46:52 by GregD
Call it Harry Potter's invisible sleeve. New calculations show how to make an electromagnetic "wormhole" -- a tube that is invisible from the sides but allows light to shine down the center.
Call it Harry Potter's invisible sleeve. New calculations show how to make an electromagnetic "wormhole" -- a tube that is invisible from the sides but allows light to shine down the center.
