Invisibility cloaks are not just possible, they’re becoming reality. Two types of nanotechnology, metalenses and metamaterials, could soon make Harry Potter’s invisibility cloak a reality. For as long as human beings have been writing about fantasy, myth, and science fiction, the dream of invisibility has always been a top priority. While…

https://medium.com/starts-with-a-bang/invisibility-cloaks-are-not-just-possible-theyre-becoming-reality-6b610b868267