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This beautiful image is of cultured neurons in a network optimized to maintain persistent network activity, which is associated with memory formation. In this picture, a silicon disk covered with neuro-adhesive protein (blue) that neurons (nuclei in green, neuronal processes in red ) grow on.
Human Body Ingredients via imaginaryfoundation: 'The average human has approximately 100 trillion cells and each cell is made of approximately 100 trillion atoms, each of which were originally created in the center of a star...' Here it is by mass: chemistry.about.c...
Genetic Map of the Body's Microbes: 'Discovery the Frenemy Within' by Rob Winslow and Jonathan D. Rockhoff, wsj, image by USDA: How researchers at the Human Microbiome Projecte funded by NIH have produced a genetic map of microbes that live in and on human beings and how this may facilitate and open many doors in medical research.