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  1. Nuclear power - Wikipedia

    Nuclear power can be obtained from nuclear fission, nuclear decay and nuclear fusion reactions. Presently, the vast majority of electricity from nuclear power is produced by nuclear fission of …

  2. Nuclear energy | Definition, Sources, Uses, & Facts | Britannica

    Sep 25, 2025 · Nuclear energy, energy that is released in significant amounts in processes that affect atomic nuclei, the dense cores of atoms. One method of releasing nuclear energy is by …

  3. Advantages and Challenges of Nuclear Energy

    Jun 11, 2024 · An overview of the main advantages of nuclear energy and the challenges currently facing the industry today.

  4. What Is Nuclear Energy? | Nuclear Regulatory Commission

    Aug 19, 2025 · When the electricity is made from atoms splitting apart, it's called nuclear energy. All power plants convert heat into electricity using steam. At nuclear power plants, the heat to …

  5. Nuclear energy: How the world can triple capacity by 2050

    Oct 16, 2025 · The World Bank’s renewed backing of nuclear projects marks a global shift toward nuclear energy for energy security, climate action and growth. Small modular reactors are …

  6. Nuclear Energy - PNNL

    Nuclear energy comes from splitting atoms to produce heat that can be used to generate electricity. As an example, most nuclear reactors operating today heat water and produce …

  7. Nuclear explained - U.S. Energy Information Administration (EIA)

    Aug 21, 2023 · All nuclear power plants use nuclear fission, and most nuclear power plants use uranium atoms. During nuclear fission, a neutron collides with a uranium atom and splits it, …

  8. What Is Nuclear Energy?

    Nuclear energy comes from splitting atoms in a reactor to heat water into steam, turn a turbine and generate electricity. Ninety-four nuclear reactors in 28 states generate nearly 20 percent …

  9. How China Raced Ahead of the U.S. on Nuclear Power

    1 day ago · Once again, nuclear power seemed hopeless, at least in the U.S. Yet over the same period, China built 13 similar reactors, with 33 more underway. And Beijing’s nuclear ambitions …

  10. Nuclear power | Definition, Issues, & Facts | Britannica

    Oct 7, 2025 · There are two ways of releasing nuclear energy: fission and fusion. Nuclear power provides almost 15 percent of the world’s electricity. The first nuclear power plants, which were …