Viewed at a magnification of over 250 times real life, tiny grains of sand are shown to be delicate, colourful structures as unique as snowflakes.    When seen well beyond the limits of human eyesight, the miniature particles are exposed as fragments of crystals, spiral fragments of shells and crumbs of volcanic rock.    Professor Gary Greenberg who has a PhD in biomedical research from University College London said: 'It is incredible to think when you are walking on the beach you are…

Viewed at a magnification of over 250 times real life, tiny grains of sand are shown to be delicate, colourful structures as unique as snowflakes. When seen well beyond the limits of human eyesight, the miniature particles are exposed as fragments of crystals, spiral fragments of shells and crumbs of volcanic rock. Professor Gary Greenberg who has a PhD in biomedical research from University College London said: 'It is incredible to think when you are walking on the beach you are…

"Cold and Alone" photo/Marc Adamus. The solitary unfrozen line of a burried stream disappears into a frozen lake and the sunset beyond, photographed from a very remote lake on the North face of Jasper's Mount Fryatt, in Alberta.

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