Subtitled in Korean5:40Ethical dilemma: Should knowledge be free?Michael Vazquez and Will KanwischerTranslated by Jua HanReviewed by DK Kim
Subtitled in Korean9:20Meet methane, the invisible climate villainMarcelo MenaTranslated by Jua HanReviewed by JY Kang
Subtitled in Korean4:57Is Chandigarh a perfectly planned city?Vikramāditya PrakāshTranslated by Jua HanReviewed by DK Kim
Subtitled in Korean5:11The real reason dodo birds went extinctLeon ClaessensTranslated by Jua HanReviewed by DK Kim
