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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

    Jan 23, 2026 · 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 explained - U.S. Energy Information Administration (EIA)

    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 amount of …

  5. 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 …

  6. What to know about the U.S. claims of Chinese nuclear tests : NPR

    14 hours ago · The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing are unraveling.

  7. FACT SHEET: The Energy Department Is Delivering On ...

    Jan 19, 2026 · Without the election of President Trump and a dramatic shift in energy policy, blackouts could have increased 100 times in 2030. Nuclear Power will play an important role in unleashing …

  8. Nuclear Power in the USA - World Nuclear Association

    Feb 2, 2026 · The USA is the world's largest producer of nuclear power, accounting for about 30% of worldwide generation of nuclear electricity. The country's nuclear reactors produced 816 TWh in …

  9. 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 …

  10. Trump administration moving to loosen environmental rules for ...

    1 day ago · The Trump administration is making moves to loosen the environmental rules for nuclear energy. Earlier this month, the Energy Department published an exclusion to environmental reviews …