The cesium-137 inside emits about 2 millisieverts per hour, which is the same dose as 10 medical X-rays or an entire year of normal background radiation at sea level. Share on Facebook (opens in a new ...

Fighting forest fires inside Chernobyl’s dreaded exclusion zone sounds awful, but that’s exactly what nearly 150 emergency responders had to contend with this past weekend, as a pair of blazes broke ...