{"version":"1.0","type":"link","title":"Necker cube - Newikis","description":"The Necker cube is an optical illusion that was first published as a rhomboid in 1832 by Swiss crystallographer Louis Albert Necker. It is a simple, wire-frame, two-dimensional drawing of a translucent cube with no visual cues as to its orientation, so it can be interpreted to have either the…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/e/e7/Necker_cube.svg/1280px-Necker_cube.svg.png","thumbnail_width":1280,"thumbnail_height":1152}