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 ...

Radiation affects air, soil, and water differently, and its behavior can even vary depending on the type of plant.

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 ...

Chernobyl, Ukraine — After the Chernobyl nuclear disaster, 40 years ago Sunday, more than 300,000 people fled the towns surrounding the destroyed Unit 4 reactor that spewed lethal radiation. In 2019, ...

Anton Honchanka was one of thousands of people affected by the 1986 nuclear disaster who came to the UK.

When the Chernobyl power plant explosion scattered ionizing radiation all over Europe, the damage it dealt lasted much longer ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo: Chernobyl exclusion zone, March 16, 2026; Danylo Dubchak/Frontliner/Getty The world's worst nuclear disaster began 40 years ...

Ukraine’s president lashed out at Russia, accusing it of “nuclear terrorism,” as Kyiv observed the 40th anniversary of the explosion and meltdown at the Chernobyl power plant, the world’s worst ...

Photographer Pierpaolo Mittica has been documenting the passage of time at the disaster site as clean-up crews, tourists, and war, come and go in a landscape still teeming with radiation. "We are just ...