At 1:23 and 48 seconds on April 26, 1986, reactor number four at the Chernobyl Nuclear Power Plant exploded - and then exploded again just seconds later. In this video, we break down the RBMK reactor ...

In the ruins of Chernobyl’s shattered reactors, something unexpected has taken root. Thick black mats of mold are thriving where radiation levels would shred human DNA, turning abandoned nuclear sites ...