The world witnesses unprecedented challenges pertaining to its security and peace. Amongst all nuclear proliferation poses greater risks to human existence. However, the better usage of nuclear technology can also address a range of issues and challenges. In this regard, an interactive session was held between Mr. Rafael Mariano Grossi, Director General of the International Atomic Energy Agency (IAEA) and the Permanent Representatives of the Member States of the Group of 77 and China posted in New York at the United Nations Headquarters on the rewarding benefits of the peaceful uses of nuclear science and technology in the areas of health, food and agriculture, and the environment, including climate change mitigation and adaptation. The IAEA may be best known for its activities in the peaceful uses of nuclear technology and in number non-proliferation, its work for development is less important, particularly in the aftermath of the Covid pandemic. By providing emergency assistance to rapidly detect COVID-19 and helping national laboratories build capacity to detect future disease outbreaks early, to avert another pandemic. Furthermore, using nuclear technology to control plastic pollution in the ocean – the “NUTEC Plastics” initiative and contributing toward a more inclusive workforce by building capacity for women to pursue nuclear science and technology-related careers – the “Marie Sklodowska-Curie Fellowship Programme; and, more recently, fighting cancer to improve human health by supporting the establishment and expansion of radiotherapy services – the “Rays of Hope” initiative”. “The IAEA’s successful delivery of the largest technical cooperation project in terms of both the number of beneficiary countries and the disbursement of resources to help countries confront COVID-19 is commendable.