These double bows at sundown are a discipline in red , a gorgeous pair of rainbows , and a lesson in optics .
This is picture is something particular . capture at sunset on April 27th , 2014 by Manolis Thravalos from Samos Island , Greece , the sun was behind the camera . The list of opthalmic phenomenon is substantial : rainbows , cherry-red - tinted sunset , and brighten sky within the bow .
rainbow are imprint when light catches raindrop just the right way for a million midget prisms , dissever the white luminousness into an arc of color . The raindrops do n’t just split the light into rainbows ; a lot is also right away reflect . This make a brightened area below the primary fore . Rayleigh scattering through thicker aura around the horizon means we only see the tenacious wavelengths , tinting the entire rainbow into sunset loss .
Photography acknowledgment : Manolis Thravalos . Tip viaEarth Science Picture of the Day
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