Subtitled in Korean11:37The science of friction -- and its surprising impact on our livesJennifer VailTranslated by Kevin YangReviewed by Jihyeon J. Kim
Subtitled in Korean10:58How bumble bees inspired a network of tiny museumsAmanda SchochetTranslated by Kevin YangReviewed by KyoungHwan Oh
Subtitled in Korean13마리의 죽은 고릴라:새롭게 생겨나는 질병과 세계적 유행병 |데이비드 쾀멘(David Quammen)| TEDxBozemanTranslated by Kevin YangReviewed by KyoungHwan Oh
