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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. What is Nuclear Energy? The Science of Nuclear Power

    Nov 11, 2025 · Nuclear energy is a form of energy released from the nucleus, the core of atoms, made up of protons and neutrons. This source of energy can be produced in two ways: fission – when …

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

    Nov 28, 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 small …

  4. Nuclear Energy Factsheet - Center for Sustainable Systems

    Nuclear power plants generate electricity by using controlled nuclear fission chain reactions to heat water and produce steam that powers turbines. Nuclear is often labeled “clean” energy because no …

  5. Nuclear Power in the World Today - World Nuclear Association

    2 days ago · Nuclear technology uses the energy released by splitting the atoms of certain elements. It was first developed in the 1940s, and during the Second World War research initially focused on …

  6. FACT SHEET: The Energy Department Is Delivering On Accelerating The ...

    1 day ago · Nuclear Power will play an important role in unleashing more affordable, reliable and secure electricity to the American people. The Department of Energy (DOE) is fully committed to unleashing …

  7. 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 make the …

  8. 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, releasing a large …

  9. National targets for new nuclear 'far exceed a tripling of global ...

    1 day ago · It has found that they would more than meet the tripling target. "Global nuclear capacity would expand significantly to 2050 if the continued operation of existing reactors and the deployment …

  10. How next-generation nuclear reactors break out of the 20th-century ...

    Jan 12, 2026 · How next-generation nuclear reactors break out of the 20th-century blueprint From molten salt to TRISO fuel, here’s how technological advancements could upend an old power …