Mysore/Mysuru: Observing that learning any subject, including Science, in one’s mother-tongue will be more effective, former University of Mysore and KSOU Vice-Chancellor Prof. K.S. Rangappa said that this will also help in coming up with innovations. He was speaking at science writer Dr. S.N. Hegde’s book release programme organised by Kannada Sahitya Kalakoota in association…