19.01.2015
04.03.2022
27.06.2016
06.06.2017
19.11.2015
06.08.2018
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).