Gut bacteria aren’t just passive passengers—they can actively send proteins straight into our cells. Using microscopic injection systems, even harmless microbes can influence immune responses and ...

Researchers have identified two gut bacteria that can produce serotonin, a key chemical that regulates bowel movements. In experiments with mice lacking serotonin, the microbes boosted serotonin ...

Scientists studying stranded pygmy sperm whales have uncovered three previously unknown genotypes of Helicobacter bacteria ...

Honey is often praised for a range of health benefits, from soothing a sore throat and helping you get to sleep to healing wounds and lowering risk factors for diabetes and heart disease.