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 ...

The human brain contains about 86 billion neurons. These cells fire electrical signals that help the brain store memories and send information and commands throughout the brain and the nervous system.

A new machine learning model shows that star-shaped brain cells may be responsible for the brain's memory capacity, and someday, it could inspire advances in AI and Alzheimer's research. When you ...

Mapping the density, molecular features and energy-transformation capacity of cell organelles called mitochondria in the brain reveals region- and cell-type-specific variability that tracks with ...

The human brain contains about 86 billion neurons. These cells fire electrical signals that help the brain store memories and send information and commands throughout the brain and the nervous system.

CAMBRIDGE, MA -- The human brain contains about 86 billion neurons. These cells fire electrical signals that help the brain store memories and send information and commands throughout the brain and ...