A new kind of microscope is giving scientists a way to watch life inside cells with a clarity that feels almost unfair.

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 ...

Medically reviewed by Anju Goel, MD Pyuria with white blood cells and bacteria usually indicates a urinary tract infection ...