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E. coli negatively stained with 1% Uranyl acetate Courtesy of Alexander Mironov
Bezoarite with ailurophage (catamite inclusions)
Cross-section of plant roots. Beautiful nature. Microscopic Photography. Science as art.
The simple beauty of a human neuron
apoptosis (cell death)
Cydonia oblonga, Quince pollen [Rob Kesseler]
Sleeping Beauty (Lilium Pollen) by FEI Company, via Flickr
hormone-producing cell in the pituitary gland
Penicillium chrysogenum, the source of penicillin