The Huffington Post -
29 Nov 2013 18:03

Most of us know caffeine as the stuff that puts the kick in coffee, tea, soft drinks, and energy beverages. Red Bull, anyone? Of course, scientists see caffeine a bit differently--especially when they observe it with high magnification. And the incredible image below shows what caffeine crystals look like under a scanning electron microscope. The false-color photo shows a group of crystals about 40 microns in length, or about 0.0016 inches. Tiny, yes, but the beautiful crystals certainly caught ...
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