Among the trillions of microbes that live in the gut, one obscure bacterium has suddenly become a star of obesity research.

That includes cleanrooms where spacecrafts are assembled. These places are designed to minimize dust and microorganisms in ...

This microbe can survive doses of radiation that would obliterate any other living thing. Here’s what this means for science and humanity.

An international research team has uncovered compelling evidence that gut-microbe-derived molecules may play an important ...

The vast community of microbes in the human gastrointestinal tract–the gut microbiome, has many close links to human health..

Researchers uncover evidence that the gut microbiome and brain connection can influence brain gene expression and neural ...

Scientists trace an ancient microbe, Asgard archaea, that gave rise to humans, animals, and plants more than 2 billion years ago.

A new study reveals how gut bacteria may initiate ulcerative colitis by weakening immune defenses before inflammation occurs.

Evolutionary diagrams usually connect humans and monkeys with common primate ancestors, but now, scientists say there’s a missing link that deserves a spot on that family tree – our bacteria, fungi, ...

In another, perhaps counterintuitive study, mice that had all their gut bacteria wiped out were protected from gaining as ...