"Brains are gorgeous at the right magnification", says Mark Miller. His images are quite impressive, particularly since the neurons connecting in the brain resemble the large-scale structure of the universe.
Two interphase cells with immunofluorescence labeling of actin filaments (purple), microtubules (yellow), and nuclei (green). This image won first place in the Nikon 2003 Small World photo competition. The Cell: An Image Library - Image
The Cell: An Image Library. Confocal image of pastel neurons in the hippocampus of a "Brainbow" mouse brain, with each neuron expressing a distinct color. In Brainbow mice, neurons randomly choose combinations of red, yellow and cyan fluorescent proteins.