19 stycznia 2015
4 marca 2022
27 czerwca 2016
6 czerwca 2017
19 listopada 2015
6 sierpnia 2018
Charkh (Persian: چرخ lit. "wheel") is an Iranian television talk show that has aired on IRIB TV4 since 2015.[1] Each episode focuses on scientific topics and is approximately 75 minutes in length. The series airs every working day-night (six days a week).