A 700-year-old mummy from the Bolivian Andes is quietly reshaping what scientists thought they knew about ancient diseases.

Not all cell walls are created equal. Take the peculiar makeup of the Borrelia burgdorferi bacterium’s cell wall. It might play a role in lingering symptoms of Lyme disease — the most common ...

Study finds that a classically anaerobic bacterium, ETBF, can benefit from, and even help create, an oxygen-rich environment.

Scientists have mapped in unprecedented detail the structure of Vibrio bacteria, which can cause life-threatening infections ...

Transposable elements have proliferated in the bacterium Enterococcus faecium, altering its metabolism and genome structure.

Researchers discover a hidden virus in gut bacteria that could explain colon cancer and help detect it earlier ...

Researchers have discovered a new bacterium that weakens the immune system in the gut, potentially contributing to certain inflammatory and infectious gut diseases. The team identified the bacterium, ...

Some viruses, known as bacteriophages, only infect bacterial cells, often destroying those bacteria in the process. Bacteria, in turn, can develop defenses against these viruses. Bacteriophages or ...

Scientists have discovered the world's largest bacterium in a Caribbean mangrove swamp. Most bacteria are microscopic — but this one is so big it can be seen with the naked eye. The thin white ...

The molecular structure of an enzyme from a marine bacterium with potential industrial uses has been determined by RIKEN ...

A newly discovered virus hiding inside a common gut bacterium could help explain one of medicine’s long-standing mysteries: why a microbe found in both healthy people and cancer patients is linked to ...

Scientists have discovered the world’s largest bacterium in a Caribbean mangrove swamp. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. Most ...