Many of our viewers have captured pictures of rainbow clouds and this is actually called cloud iridescence. Meteorologist ...

Well these rainbow clouds around Spokane have a few of us wondering how they form and what makes them different from the traditional rainbow. It all has to do with refraction.

Strange "rainbow clouds" that look like a colorful portal to another dimension have recently appeared across northern skies. These nacreous clouds, also known as polar stratospheric clouds, are ...

Scientists call the spectacle “rainbow clouds” or “iridescent clouds.” The video , credited to Orawan Thongchinda and shared on social media, noted the phenomenon wowed onlookers near ...

Video captured in Oak Harbor shows a rainbow-colored swirl in the clouds. The 13 First Alert Weather team said it was likely what is called cloud iridescence. Oak Harbor residents were awe-struck by ...