Chernobyl's Elephant's Foot still sits inside the damaged reactor as a highly radioactive corium mass. Its weakening but persistent radiation keeps it central to safety research and disaster memory.

These 20 pictures capture the aftermath of the infamous 1986 Chernobyl incident—effects that are, in some cases, still felt today.

Beneath the ruins of Reactor 4 at Chornobyl, there is a hidden but very dangerous nuclear mass called the Elephant's Foot. The mass is made of Corium, a mixture of molten lava, including uranium, ...

Four decades after the Chernobyl nuclear disaster, the exclusion zone has transformed into a thriving wildlife refuge, hosting species such as wolves, bears, and bison. Scientists say the absence of ...