Sastragathi is the  most popular science monthly for the general readersin Malayalam. Its editorial office is in Thiruvananthapuram and the circulation office is in Kozhikode. The per copy  rate is Rs. 12 and the annual subscription rate is Rs 125/-. The Money orfer or DD for subscription can be send to the Managing Editor, Sastragathi, Chalappuram P O , Kozhikkode Deistrict.