Caption Broca's area, located in the frontal lobe of brain, plays a key role in expressive speech. Blue regions represent areas of decreased blood flow in children and adults with stuttering when ...

Known to scientists as Broca’s area, it seems to have evolved out of earlier structures responsible for early humanity’s ability to communicate with hand and arm gestures. New scientific ...

For example, aphasia—a disorder characterized by impaired language abilities—is often caused by problems in Broca's area, ...

Wernicke's area is another part of the brain. This is named after the German scientist Carl Wernicke (1848-1905). Shortly after Broca wrote about his findings, Wernicke began his own research.