Scientists have long tried to understand the human brain by comparing it to other primates. Researchers are still trying to understand what makes our brain different to our closest relatives. Our ...

When adults have strokes affecting a structure called the arcuate fasciculus in the left hemisphere of the brain, they usually lose their language abilities and regain them with difficulty, if at all.

Most if not all primates have an arcuate fasciculus but it is much larger in human brains. However, we found that focusing solely on language may be too narrow. The brain areas that are connected via ...