Metamaterial provides acoustic cloak that works in air

Metamaterials are very interesting materials that can be used to cloak things from the naked eye and hide the sounds produced by things like submarines when in the water. So far, these exotic metamaterials are in the realm of scientific research and theory but they certainly hold a lot of promise for applications other than [...]

Source: http://feeds.slashgear.com/~r/slashgear/~3/bAHWgDJQFG8/

Lori Heuring Nicole Scherzinger Jill Arrington Tami Donaldson Padma Lakshmi