Nov 11, 2025 · What is nuclear fission? Nuclear fission is a reaction where the nucleus of an atom splits into two or more smaller nuclei, while releasing energy. For instance, when hit by a neutron, the …

Nov 7, 2025 · The IAEA is the world's centre for cooperation in the nuclear field, promoting the safe, secure and peaceful use of nuclear technology. It works in a wide range of areas including energy …

The articles and videos on this page offer easy-to-understand explanations of major topics in nuclear science and technology. The many peaceful uses of nuclear technology have a beneficial impact on …

Oct 17, 2025 · The IAEA assists its Member States in using nuclear science and technology for peaceful purposes and facilitates the transfer of such technology and knowledge in a sustainable manner to …

Dec 19, 2025 · 1. Understanding Nuclear Energy One of the IAEA’s most popular articles in 2025 was the explainer on What is Nuclear Energy? Readers learned about how splitting atoms generates …

Sep 13, 2023 · Nuclear fusion is the process by which two light atomic nuclei combine to form a single heavier one while releasing massive amounts of energy. Fusion reactions take place in a state of …

Sep 8, 2016 · Nuclear power is a low-carbon source of energy. In 2018, nuclear power produced about 10 percent of the world’s electricity. Together with the expanding renewable energy sources and fuel …

Jan 24, 2025 · Nuclear energy is still providing the world with a quarter of its low-carbon power and supporting the roll out of intermittent renewables like solar and wind. In future we will see even more …

Jan 15, 2020 · The IAEA provides fundamental nuclear data for energy and non-energy applications, as well as atomic data for fusion energy research. Reliable atomic and nuclear data are essential …

Jul 24, 2025 · Nuclear science, technology and research represent the underlying foundation of all nuclear applications. Nuclear applications contribute in many ways to health, development and …