Common gut bacteria use protein delivery systems to interact directly with human cells, reshaping how scientists view the ...

Viruses attack nearly every living organism on Earth. To do so, they rely on highly specialized proteins that recognize and ...

In a new study, scientists analyzed how a biological battle played out between a strain of E. coli and a T7 bacteriophage, ...

Bacteria in the human gut can directly deliver proteins into human cells, actively shaping immune responses. A consortium led ...

A new study finds that a trait helping a marine bacterium survive and flourish today may ultimately become its Achilles Heel as ocean conditions continue to shift.

New research shows that gut bacteria and metabolites may reveal early warning signs of multiple gastrointestinal diseases. Scientists have uncovered biological signals in the gut that may make it ...

Instead of killing bacteria, scientists found a way to gently guide gut microbes to produce compounds linked to longevity and healthier aging.

Endosymbiotic organisms have to live inside of another to survive, and this relationship often provides benefits for both the host and its resident. It may seem unusual, but complex cells are thought ...

Martin LaMonica is a senior writer covering green tech and cutting-edge technologies. He joined CNET in 2002 to cover enterprise IT and Web development and was previously executive editor of IT ...

Scientists have discovered that a very common microbe that grows in many places, including human skin, can directly cause itchiness by affecting nerve cells. In microbial communities, balance often ...

Learn more about the hunt for bacteria on Mars and how astronauts will need to make sure they aren't bringing any dormant ...