You might not put a lot of thought into what it takes to speak, but speaking keeps your brain busy. In every conversation, multiple regions activate to process sounds, give words meaning and control ...

A new study suggests that everyday multilingual habits—from chatting with neighbors to revisiting a childhood language—may help preserve memory, attention, and brain flexibility as we age. An ...

Xijia Zhang is affiliated with the University of Alberta. Kimberly Noels works for the University of Alberta. She receives funding from the Social Sciences and Humanities Research Council of Canada.

A simple question can get awkward fast: Are you bilingual? Are you multilingual? More than half of the world speaks more than one language, yet science still struggles to define those labels in a ...