The human body may seem like a single, self-contained system, but it actually hosts trillions of microscopic organisms. These microbes live on the skin, in the mouth, and throughout the digestive ...

The animal kingdom stretches anatomy far beyond human expectations. Some creatures carry organs that rival furniture in size, while others rely on structures so tiny they can only be seen through a ...

The microscopic organisms that fill our bodies, soils, oceans and atmosphere play essential roles in human health and the planet's ecosystems. Yet even with modern DNA sequencing, figuring out what ...