Researchers have revealed how a common bacterium, Enterococcus faecalis (E. faecalis), releases lactic acid to acidify its surroundings and suppress the immune-cell signal needed to start a proper ...

Study finds passports carry far more bacteria than shoes or phones do during travel. The lab experiment revealed surprising hygiene risks in common travel items.

Gut dysbiosis caused by a high-fat diet can allow bacteria to move from the gut to the brain in mice, according to a new ...

Scientists at Arizona State University have uncovered surprising new ways bacteria move, even without their usual whip-like propellers called flagella. In one study, E. coli and salmonella were found ...

The discovery of Psychrobacter SC65A.3, isolated from the Scărişoara Ice Cave in Romania, is both a blessing and a curse.

How can bacteria that forage on organic particles survive in vast ocean regions where such particles are extremely sparse? A ...

With more than 100 million neurons in the digestive tract, the gut is commonly known as the "second brain" in numerous cultures, including ancient Greece, Japan, China and India, linking digestion ...

Blow up a long balloon and two things happen: it gets longer and it gets wider. Now imagine a living cell that inflates itself under enormous pressure and yet only grows longer, never adding width.

Researchers found that gut microbes may contribute to memory loss by disrupting signals between the intestine and the brain.

Baylor University researchers have published a novel approach to fight colorectal cancer, using modified bacteria as a courier to deliver potent cancer-killing proteins into tumor cells. Michael S.

High-fat diets allow gut bacteria to travel to the brain via the vagus nerve, potentially triggering neurological disorders.

LA County public health officials issued a bacteria warning at several beaches as a potentially record-breaking heat wave arrives in Southern California. Laurie Perez reports.