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Researchers Try Drilling Earth's Deepest Manmade Hole — Then They Heard Horrifying Screams

Stretching for hundreds of miles on the Arctic Circle, the Kola Peninsula is one of the most breathtaking places in Russia. Dubbed "Land of the Snow Queen," it is bordered by dense forests and the ...
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The deepest holes on Earth

The depths of Earth have puzzled the scientific community for millennia. For many years, we only had access to natural holes, ...