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

Recent work has revealed some of the many crucial functions of astrocytes, brain cells that were once thought to play primarily supportive roles for neurons. Astrocytes do handle debris around neurons ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Electrically stimulating key cells in the immune system could "reprogram" them to reduce inflammation and encourage faster and more effective healing in the body. This is the discovery of scientists ...

To settle lingering health fears, scientists blasted human skin cells with intense 5G signals to see if the radiation does any damage. Reading time 2 minutes More research has confirmed that, no, ...

Our body’s “blood factory” consists of specialized tissue made up of bone cells, blood vessels, nerves and other cell types. Now, researchers have succeeded for the first time in recreating this ...

Scientists have pinpointed and described unusual subtypes of fat cells that may help scientists explain why gut fat is linked to poor health. The research could open up new avenues for medical ...

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