Viewed at a magnification of over 250 times real life, tiny grains of sand are shown to be delicate, colorful 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, thanks to Professor Gary Greenberg from University College London.













Investor Warren Buffett gave a gift of Berkshire Hathaway stock to the Bill & Melinda Gates Foundation worth about $1.5 billion (19.34 million shares), boosting their efforts around the world to fight disease.











