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How do rainbows work?

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Rainbows are one of the most beautiful spectacles nature has to offer -- so beautiful, in fact, that they've inspired countless fairy tales, songs and legends. It's a good bet that most of the artists behind these tales were totally mystified by the rainbow phenomenon -- just like most people are today. read more

The fainter rainbow is produced in the same way as the sharper rainbow, but instead of the light reflecting once inside the raindrop, it's reflected twice. As a result of this double reflection, the light exits the raindrop at a different angle, so we see it higher up. read more

DOUBLE RAINBOW-If the beam is reflected twice inside of the water drop them it will cause a secondary rainbow to appear when the light leaves the water drop. The colors of the secondary rainbow are reversed in order with violet on the top and red at the bottom. read more

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