Mysuru, May 13 -- Well-known agricultural scientist and Padma Shri awardee Dr Subbanna Ayyappan, who had been missing since May 7, was found dead under mysterious circumstances in the Cauvery river near Sai Ashram here on Saturday evening, police said. The 70-year-old scientist, a resident of Vishweshwara Nagar industrial area in Mysuru, was last seen leaving his home earlier last week. According to police, his scooter was discovered abandoned on the riverbank, prompting a search operation. The police received information about the presence of an unidentified body in the river and, upon retrieval, it was confirmed that it was of Dr Ayyappan. He is survived by his wife and two daughters. A case has been registered, and investigations are und...