In the early hours of 26 April 1986, Reactor 4 at the Chernobyl Nuclear Power Plant exploded after a planned safety test went catastrophically wrong. The Chernobyl disaster was the result of a chain ...

The Chernobyl disaster alerted Soviet leaders to the need for a better “safety culture” within its nuclear program—but the ...

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 ...

On April 26, 1986, a series of events led to the world’s worst nuclear power plant accident at the Chernobyl station, located ...

What once seemed unthinkable — strikes on nuclear facilities and other hazardous sites — has now become reality,” said Oleh ...

Some historical events are so catastrophic they resist comprehension. And yet they compel us to try to understand them, again and again. Chernobyl is one of them. On April 26, 1986, at 1:23am, Reactor ...

Efrem Lukatsky, a Kyiv-based photographer for The Associated Press, was living in the city on April 26, 1986, when the explosion and fire struck the Chernobyl nuclear power plant, about a two-hour ...

Forty years after the Chernobyl disaster, the effects of the world’s worst nuclear accident are still being felt.

Gas masks littered on a floor. Forests overgrowing empty villages. An abandoned hospital operating room. Those are some of ...