A new study shows macaque species with more tolerant social systems have larger brain regions linked to emotions and social signals.

Researchers have found that the size of the amygdala—a region of the brain involved in processing emotions—could be linked to ...

Researchers find that the amygdala is a sophisticated mediator that chooses between action-based and stimulus-based learning ...

Macaque species with higher social tolerance possess larger amygdalae, redefining the brain region as a social hub.

A neuroimaging study published in Psychiatry Research: Neuroimaging has identified hyperactivity in the superior occipital ...

New research shows The amygdala helps choose between competing strategies when rewards are uncertain and decisions get confusing.

Picture a star-shaped cell in the brain, stretching its spindly arms out to cradle the neurons around it. That's an astrocyte, and for a long time, scientists thought its job was caretaking the brain, ...

A new study reveals that attention-deficit/hyperactivity disorder actually consists of at least two distinct structural brain subtypes, each with unique physical characteristics and behavioral ...

I’ve been studying the amygdala for more than 30 years. When I started this work, research on this brain region was a lonely field of inquiry. The hippocampus was all the rage, and I sometimes felt ...

Forget crowd sizes — a new study confirms that conservatives boast slightly larger amygdalas, the part of the brain that plays a key role in identifying and reacting to potential threats, compared ...