15 Fascinating Lesser-Known Science Facts

Most icebergs are salt-free water caused by mainland glaciers. Some sea-water icebergs do exist – they are green. When an icebergs pics up sea-water, it can create green stripes. Additionally, normal water that freezes more rapidly in the ‘berg can cause blue stripes. These are quite stunning to see and the picture above is a good example of this effect. Click the image above for a larger view; and no, it isn’t photoshopped.

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