Invisibility Cloak
Last year, scientists demonstrated the first visible-light metamaterial, a metal-semiconductor hybrid, paving the way to an “invisibility cloak.” Meanwhile, metamaterials that work with radio frequencies could improve cellphone reception.
photo by Shizuo Kambayashi

 

Invisibility Cloak

Last year, scientists demonstrated the first visible-light metamaterial, a metal-semiconductor hybrid, paving the way to an “invisibility cloak.” Meanwhile, metamaterials that work with radio frequencies could improve cellphone reception.

photo by Shizuo Kambayashi