TED演講：傳染病是如何擴散至世界各地的？

This video explores the history and mechanics of epidemics and pandemics, tracing their evolution from the agricultural revolution to the modern era. It examines how human settlement, global travel, and viral mutations facilitate the spread of disease, highlighting the devastating impact of the Black Death, the 1918 influenza pandemic, and the 2003 SARS outbreak.