The Ultimate Guide to Cloud Iridescence (Irisation)
Chasing Rainbows in the Sky: The Ultimate Guide to Cloud Iridescence (Irisation) Have you ever looked up near the sun and noticed splashes of pastel colors dancing on the edges of a cloud? It looks almost like an oil slick floating in the sky, or the shimmering surface of a soap bubble caught in a breeze. These aren't rainbows in the traditional sense, nor are they lens flares in your eyes. You have just witnessed one of atmospheric optics' most delicate and beautiful phenomena: cloud iridescence . Also known as irisation (from Iris, the Greek personification of the rainbow), this optical display transforms mundane patches of cloud into canvases of swirling pinks, electric greens, soft blues, and muted yellows. While many people go their whole lives without noticing it, cloud iridescence is actually quite common if you know when and where to look. This guide will delve deep into the science behind iridescent clouds, explore just how rare a spectacular display really...