Forty years after the Chernobyl disaster took place in the former Soviet Union (now Ukraine), CNN is revisiting the tragedy ...

Between changing risk perceptions and new equipment developed to cope with extreme hazards, these major disasters have had a profound impact on nuclear safety management.

This dark discovery is breaking the mold. Scientists have discovered an unlikely ally in the battle to clean up Chernobyl’s radiation zones — the black mold that thrives in them. A research team found ...

The story of Chernobyl has long carried a chilling epilogue: that the people who rushed in to contain the disaster doomed not only themselves, but their children, to hidden genetic damage. The ...

Timothy Mousseau, a USC professor with a PhD in biology, and his colleagues have begun conducting the only on-site research initiative regarding the effects of radiation on wildlife in Chernobyl.

In April of 1986, Reactor No. 4 at the Chernobyl Nuclear Power Plant near Pripyat, Ukraine, exploded. To this day, it’s the worst nuclear accident in human history. In the years since, a 30-kilometer ...