Optical invisibility cloaks — those that make objects undetectable to the human eye — are still the stuff of science fiction. But scientists are getting closer every day: The latest advance in cloaking comes out of China, where scientists at Southeast University in Nanjing have developed a “nearly perfect” cloaking device for hiding DC current, a building block toward optical invisibility.
This is a companion discussion topic for the original entry at https://talkingpointsmemo.com/?p=92633