The Defence Research Gallery was inaugurated by Selvi J.Jayalalitha Honble Chief Minister of TamilNadu on on 05 August2016.

A Defence Research Gallery which depicts the technology and science involved in Weaponry, Rocketry and other defence systems was established at Periyar Science and Technology Centre. The gallery was established at a cost of Rs.100 lakh with assistance from the Defence Research and Development Organisation (DRDO), Government of India, in Periyar Science and Technology Centre, Chennai