An invisibility screen that bends light can make objects look like they’ve disappeared. It could hide tanks or troops, or remove eyesores from a landscape
Source:
https://www.newscientist.com/article/2220093-a-curved-invisibility-screen-could-hide-soldiers-or-buildings/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home