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

Alzheimer’s disease has long looked like a slow-motion wildfire, starting in one part of the brain and then advancing along mysterious routes. A new cellular finding now offers a concrete explanation ...

While the process via which different types of neurons are produced, also known as neurogenesis, has been the focus of numerous neuroscience studies, its genetic and biological underpinnings in humans ...

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, ...

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, ...

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 ...

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 ...

Despite the capability of antiretroviral drugs to suppress HIV to undetectable levels, some people living with the human immunodeficiency virus can't reach the goal of viral imperceptibility even with ...