Caption: Human neutrophils visualized under a confocal microscope with cell membranes stained red and nuclei blue. When faced with an infection during food shortages, stress hormones trigger an immune ...

A human stem-cell model recreates early yolk sac immune development and shows that a single progenitor population can ...

The world around you contains hidden universes of breathtaking complexity and alien beauty. Every grain of salt, every strand of hair, and every drop of pond water harbors microscopic landscapes that ...

The human body is an extraordinary feat of biological engineering. Every heartbeat, every breath, every thought, and every movement depends on an immense network of microscopic cells working together ...