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Why the deepest hole on Earth was sealed, and what they discovered before it was closed
Deep in the Arctic Circle, there’s a man-made hole that once earned the nickname “the entrance to hell.” The Kola Superdeep Borehole, the deepest hole ever drilled on Earth, reached a staggering 12 ...
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Imagine falling into the deepest hole ever drilled on Earth
The curious minds at What If imagine falling into the deepest hole ever drilled on Earth, exploring pressure, darkness, and survival at unimaginable depths.
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