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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, ...

Thirty-seven years ago, on April 26 1986, the reactor of the Chernobyl nuclear power plant suffered a catastrophic meltdown. In the weeks that followed, the deadly event drove hundreds of thousands of ...