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, ...

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 ...

The explosion at the fourth reactor of the Chernobyl Nuclear Power Plant in northern Ukraine on April 26, 1986, changed the lives of thousands of Soviet citizens. The plant was located 20 kilometres ...

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 ...

We go deep inside the Chernobyl nuclear-power plant and the surrounding exclusion zone, recounting the history of the accident on April 26 1986, and speaking with plant workers who were on shift that ...

Ideas have been floated for how the contaminated zone could bring economic benefits to Ukraine. But for the foreseeable future, it will be an army-controlled security belt. A Ukrainian soldier taking ...

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 ...

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, ...

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 ...