In Feb 2018, a horrific school shooting in Parkland, Florida, that killed 17 people . Nikolas Cruz, 19, told police he was responsible for the shooting and added that he hid extra ammunition in his backpack and shot students in the hallways and on school grounds, Broward County Sheriff Scott Israel …

“Invisibility” is a goal that has been long sought after by the  Militaries. An operational cloaking chip could be an extension of technologies such as radar-absorbing dark paint used on stealth aircraft, local optical camouflage, surface cooling to minimize electromagnetic IR emissions, or electromagnetic wave scattering. Metamaterials are the primary materials  …