Tag Archives: rainbows

Photo in the News: Rare &Rainbow& Spotted Over Idaho

http://news.nationalgeographic.com/news/2006/06/060619-rainbow-fire.html Prismatic ice rainbow, a rare phenomenon! It asks for three conditions: high-altitude cirrus clouds, a sun at more than 58 above the horizon, and a parallel orientation of earth and the surfaces of ice particles in the cirrus. ( … Continue reading

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