Ariviyal Poonga of Mylai Thiruvalluvar Tamizh Sangam, Tamil Nadu Science and Technology Centre and Bharatiya Vidya Bhavan are jointly organising the 7th inter-collegiate science communication review competitions in Tamil for college students on Oct 16 at Bhavans, Mylapore. Certificates will be given to all the participants. Register before Sep 30 at MTS Academy, Sree Karpagavalli Vidyalaya, Mylapore. Ph: 24951415, 8056029263.