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  1. Chernobyl disaster - Wikipedia

    Although it is difficult to compare the Chernobyl accident with a deliberate air burst nuclear detonation, it is estimated that Chernobyl released about 400 times more radioactive material …

  2. Chernobyl disaster | Causes, Effects, Deaths, Videos ...

    Oct 3, 2025 · Chernobyl disaster, accident at the Chernobyl nuclear power station in the Soviet Union in 1986, the worst disaster in nuclear power generation history. Between 2 and 50 …

  3. Chernobyl Accident 1986 - World Nuclear Association

    Feb 17, 2025 · The Chernobyl accident in 1986 was the result of a flawed reactor design that was operated with inadequately trained personnel. Two Chernobyl plant workers died on the night …

  4. Chernobyl: Disaster, Response & Fallout | HISTORY

    Apr 24, 2018 · Chernobyl is a nuclear power plant in Ukraine that was the site of a disastrous nuclear accident on April 26, 1986.

  5. Frequently Asked Chernobyl Questions | International Atomic ...

    1. What caused the Chernobyl accident? On April 26, 1986, the Number Four RBMK reactor at the nuclear power plant at Chernobyl, Ukraine, went out of control during a test at low-power, …

  6. Chernobyl Nuclear Meltdown – Timeline, Causes & Global ...

    Explore the Chernobyl nuclear meltdown in detail – from its causes and timeline to radiation effects, long-term consequences, and rare photos from the exclusion zone.

  7. Chernobyl disaster facts and information | National Geographic

    On April 25 and 26, 1986, the worst nuclear accident in history unfolded in what is now northern Ukraine as a reactor at a nuclear power plant exploded and burned. Shrouded in secrecy, the...