Biologists mapping the human body have long assumed that every major kind of microscopic life inside us already had a place on the tree of life. The discovery of strange RNA-based entities called ...

Imagine a bustling metropolis within our bodies, where trillions of microorganisms—bacteria, fungi, viruses, and more—live and interact in a delicate balance. This ecosystem, known as the microbiome, ...

Inside every human is a thriving zoo of bacteria, fungi, viruses and other microscopic organisms collectively known as the microbiome. Trillions of microbes live in the digestive tract alone, a ...

Microbes are usually cast as villains, yet most of the microscopic life on and around us is quietly keeping us alive. From the bacteria lining your gut to the organisms drifting in city air, these ...