The delight and surprise we feel after spotting a double rainbow arcing across the sky almost never wears off. So imagine photographer Ben Gwynne's shock while he photographed Sunday's supermoon — and ...

Most of us probably haven't seen a single moon rainbow, let alone two! Photographer Aaron Watson captured this stunning image of a rare double "moonbow" around 2 a.m. on Aug. 18 from Colorado, U.S., ...

Add Yahoo as a preferred source to see more of our stories on Google. There are only two places on the entire planet where you can consistently see a moonbow — an optical phenomenon very rarely seen ...