The 10 most popular TED-Ed Animations of 2020 오늘은 2020년 학생들에게 가장 인기있었던 Best TED-Education 영상 TOP 10을 소개합니다 ~ 1. When is a pandemic over? 유행병은 언제 끝날까? Consider the following scenario: a highly infectious, sometimes deadly respiratory virus infects humans for the first time. It spreads rapidly worldwide, and the WHO declares a pandemic. The death toll starts to rise and everyone is asking the same..