http://blog.hellonico.info/categories/philosophy/ Recent content in Philosophy on NicoLabs Hugo en Thu, 20 Aug 2026 21:45:00 +0900 http://blog.hellonico.info/posts/coni/prison-realm-illusion/ Thu, 20 Aug 2026 21:45:00 +0900 http://blog.hellonico.info/posts/coni/prison-realm-illusion/ <p>Can you reverse the cube with your mind?</p> <p>When we look at a rotating wireframe cube, something strange happens. Because there are no depth cues—no shadows, no occlusion, no definitive perspective—our brain is forced to make a choice. Is the front face moving left, or is it moving right? This is known as the <strong>Necker Cube illusion</strong>, a classic demonstration of bistable perception.</p> <p><img class="lazyload" src="http://blog.hellonico.info/svg/loading.min.svg" data-src="../cube1.png" data-srcset="../cube1.png, ../cube1.png 1.5x, ../cube1.png 2x" data-sizes="auto" alt="../cube1.png" title="The Prison Realm - Static View 1" /></p>