19 de enero de 2015
4 de marzo de 2022
19 de noviembre de 2015
6 de junio de 2017
27 de junio de 2016
6 de agosto de 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).