National Science Day was celebrated at the Sona College of Technology, here, recently. Students gave talks on a number of topics varying from nuclear energy to unconventional sources of energy. Models explaining basic principles of sciences were also kept on display. A quiz contest was also conducted during the celebration. Dr. Vijay Bhaskara Rao was the chief guest. He stressed on doing researches in frontier areas, particularly in the field of non-conventional energy sources to supply the increasing demand in energy consumption in the future.