Soviet scientists embarked on an ambitious project to drill as deep as possible into the Earth’s crust. The result was the Kola Superdeep Borehole, located in the remote Pechengsky District of ...
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Deepest blue hole in world could have labyrinth of tunnels - but scientists can't reach bottomA deep blue hole in the ocean in Mexico is the deepest ... READ MORE: AI 'on verge of developing human-level reasoning' - ...
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America might have landed on the moon, but Russia drilled the deepest man-made hole on Earth. Since the early 1960s, scientists have attempted to drill down to the Earth's mantle. It took 20 years ...
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