February 25, 2013
Ghost Illusions Hide Objects in Plain Sight
Charles Choi, Live Science
In the last eight years or so, scientists have discovered cloaking devices are possible, which can bend and twist light completely around objects, rendering them invisible. Cloaking devices that work against other kinds of waves are possible as well, such as the acoustic waves used in sonar.
TAGGED: Cloaking, Metamaterials