I’ve seen a lot of swirlie optical illusions on the web in my day, but this one blows my mind. How many colors do you see in the colorful swirlies below? Pink, Orange, Green, and Blue, right? WRONG. The blue and the green are the same color.
And as a personal companion piece, here is an old classic yawn-worthy optical illusion I video-taped at Puzzling World in Wanaka, New Zealand, which I feel is blogworthy since it’s at least on video, which means it’s totally high-tech and stuff:
There’s magic all up in this bitch!