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 Chernobyl disaster began in the early hours of April 26, 1986, when a reactor at the Chernobyl Nuclear Power Plant exploded during a safety test. The explosion and subsequent fire sent a plume of ...

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 ...

Nikolay Solovyov was on shift the night of April 26, 1986 when the Chernobyl nuclear power plant exploded. Instead of fleeing, he chose to fight his "first war" against radiation. Four decades later, ...