In mouse brains, star-shaped astrocytes form flexible networks that may offer another way for brain regions to communicate.

For decades, scientists have mapped attention, memory, language, and reasoning to separate brain networks — yet one big mystery remained: why does the mind feel like a single, unified system?

Modern neuroscience understands the brain as a set of specialized systems. Aspects of brain function such as attention, perception, memory, language, and thought have been mapped onto distinct brain ...

BOSTON — Across traditions and centuries, contemplatives have described a similar inner movement: the ordinary sense of self loosens, the boundary between “me” and “everything else” grows permeable, ...

Stress influences what we learn and remember. The hormone cortisol, which is released during stressful situations, can make emotional memories in particular stronger. But how exactly does cortisol ...