When a maize plant is attacked by the fungus Ustilago maydis, tumor-like tissue growths occur at the site of infection. How the pathogen causes this response in its host has long been unknown. But a ...

With his camera-mounted microscope, a photographer zooms in to the cellular level to capture the hidden beauty of poplars, pine cones, and dandelions. Red and blue dyes isolate parts of the interior ...