In his Independence Day address Prime Minister Narendra Modi applauded India's achievement of the Fast Breeder Reactor a landmark moment for India's atomic energy programme. The Prototype Fast Breeder Reactor at Kalpakkam had achieved sustained nuclear fission. Scientists say this strengthens energy security and moves India closer to long term nuclear energy independence. NDTV's Science Editor Pallava Bagla was given rarest of rare access into the highly secure facility.