Subtitled in Persian5:47The dark history of arsenicNeil BradburyTranslated by Zahra SadeghkoohestaniReviewed by Shirin Etebar
Subtitled in Persian5:20Does planting trees actually cool the planet?Carolyn BeansTranslated by Zahra SadeghkoohestaniReviewed by Sadegh Vahdati Nia
Subtitled in Persian5:08Which voting system is the best?Alex GendlerTranslated by Zahra SadeghkoohestaniReviewed by Sadegh Vahdati Nia
Subtitled in Persian4:39Lady Meng Jiang: The legend of the woman who outwitted an evil emperorJuwen ZhangTranslated by Zahra SadeghkoohestaniReviewed by Sadegh Vahdati Nia
