People streamed in from different parts of the city to place candles on a large radiation hazard symbol as they marked the ...

Add Yahoo as a preferred source to see more of our stories on Google. On April 28, 1986, Swedish scientists detected high levels of radiation, bringing to light the reactor explosion that occurred two ...

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 ...