The Chernobyl disaster occurred when technicians at the power station, near Pripyat in the north of Ukraine, then part of the Soviet Union, ran a test on reactor number four to simulate shutting it ...

The world's worst nuclear disaster began 40 years ago at 1:23 a.m. on April 26, 1986, when Unit 4 at the Chernobyl nuclear power generation facility experienced an explosion and meltdown. Ironically, ...

It was 1.23am when disaster struck. A routine safety test led to a catastrophic explosion. Poor design and inadequate safety procedures saw radioactive material scattered around the globe. In just 48 ...

On April 26, 1986, a series of events led to the world's worst nuclear power plant accident at the Chernobyl station, located in Pripyat, about 65 miles north of Kyiv in present-day Ukraine. The ...

Photographs from the first days of the Chernobyl disaster and of the aftermath years later show the response, the evacuation and the long-term consequences of the world’s worst nuclear accident. In ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Shaun Burnie is well-acquainted with the mangled bones of the Chernobyl ...

In April 1986, the world changed forever when the Chernobyl nuclear disaster unfolded in what was then the Soviet Union. What began as a late-night safety test at Reactor No. 4 quickly turned into the ...