Comments to the article: If there’s something that we’re used to believing in, it’s what our eyes tell us. You know the saying, “I’ve seen it with my own eyes!” But how well do we actually see? Today, we come to you with a challenge that will test the sharpness of your eyes. The idea is to find the subtle differences in color among a series of triangles that, upon first glance, look exactly the same. Only one is slightly different. Do you think you’ll be able to find them all?