After working in research and architectural practice for 6 years he joined Manipal University where he has been teaching since 1999. He is currently working at the Manipal Centre for Natural Sciences. He has, in the past, worked on a project to set up a modern observatory for an astronomy research institute in India and is now working on a research project to identify possible ancient observatories among the megalithic monuments of southern India. He has received the Prof. D. S. Achyutha Rao Memorial History Research Fellowship for the year 2007 for research on megaliths and has recently been awarded a Homi Bhabha Fellowship to work on “Ancient Landscapes in South India”. His book “Ancient Stone Riddles: megaliths of the Indian subcontinent was published by Manipal University Press in August this year.